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Mr B is now twice as old as his younger brother. Eight years ago he was three times as old as his younger brother was then. How
6 answers
asked by
Jan
2,029 views
explain why 36 is a multiple of 4 but 26 is not
5 answers
asked by
emy
770 views
i am a even number my tens digit is 6 less than my units digit what am i
9 answers
asked by
sharon
3,444 views
The perpendicular bisector of the line joining the points D(1,2) and E(5,4) meets the y-axis at the point (0,k).calculate k
4 answers
asked by
vmu
1,785 views
A heavy 9cm diameter ball is placed in an empty cylindrical tin
of diameter 12cm. Enough water is poured into the can to cover
4 answers
asked by
Riliwan
1,639 views
Daniel , Yusuf and Kofi shared a certain sum
of money in such a way that Daniel receive 1/3 of the money and Yusuf received 2/3
5 answers
asked by
uwishin
951 views
A light air craft takes off flying die north then turns and flies 11 000 metres due west.The plane then has a bearing of 340
5 answers
asked by
Shane
1,290 views
Mary competes in a long jump con tion. Her first jump is 4.8 m.
Her best jump is 10% more than this. However, her best jump is
7 answers
asked by
!!
956 views
P is partly constant and partly varies inversely as Q.lf Q=9 when P=3 and Q=18 when P=9 find P when Q=12
5 answers
asked by
anwari
1,493 views
Maisie buys a bag of flour
She uses: 1/4 to bake a cake 2/5 to make a loaf a) what fraction of flour was used? b) what fraction
5 answers
asked by
H.S
2,702 views
A closed tin is in the shape of a cylinder of diameter 10cm and height 15cm.Use the value 3.14 for pier to find:
a)the total
7 answers
asked by
Ayomide
2,523 views
5. The weights of six dogs in kilograms are 12.1, 14.3, 10.8, 14.0, 10.7 and 15.5. Calculate the mean weight correct to one
5 answers
asked by
qwsedrfghj
1,112 views
1. A cone justs fits inside a cylinder with volume 300cm^2. what is the volume of the cone?Give reasons for your answers.
7 answers
asked by
Ted
4,803 views
This taxi sign is 2.1 metres wide and 39cm tall. Assuming the ends are perfect semi-circles find the area in square metres to
4 answers
asked by
lohitha
968 views
The first difference between two consecutive terms of a sequence is 96 .calculate the values of these terms
5 answers
asked by
Khethani
2,374 views
if 2cm represent 3/4 km find the length on a scale of the following measurements 30km,75km,84km
5 answers
asked by
sochima
1,250 views
the smallest integer which is an exact multiple of both 60 and 126
5 answers
asked by
martabak
2,709 views
x ~ N(400,64)
1) Find the limits within which the central 95% of the distribution lies. 2) find the interquartile range of the
5 answers
asked by
harish
1,336 views
The level of oil in a bottle is at the 1/2-mark. More oil is poured in until it is at the 7/8- mark. What fraction of the bottle
4 answers
asked by
Michael
1,194 views
factorise completely:2ax-4bx-ay-2by
5 answers
asked by
dimpho
2,808 views
A 60m long bridge has an opening in the middle and both sides open up to let boats pass underneath. The two parts of the bridge
5 answers
asked by
Jacob
1,897 views
convert 0.1234 into vulgar fraction
bar is on 34
9 answers
asked by
singh
2,143 views
A ship sailing on a course bearing 036 degrees is 5500 metres due south of a lighthouse.If the ship continues on this
5 answers
asked by
Shane
1,150 views
Six of the classes at your school are going to the pool for a swimming party. That means 125 students need to get on buses and
7 answers
asked by
lola
2,680 views
the sum of anumber x and twice another is 20.if the product of these numbers is not more than 48 , whate are all possible values
6 answers
asked by
jabo
2,893 views
The scale of a floor plan is 1:200
in the scale diahgram, the width of the building is 14cms . Calculate the width of the
4 answers
asked by
shania d'silva
1,884 views
There are 5 lemon sweets and 4 orange sweets in a bag, susan takes one out randomly and eats it then ann takes one out at
7 answers
asked by
rennie
1,648 views
Determine if the sequence an*= {3/4, 1/8, -1/2, -9/8...} converges or diverges
then determine if the associated series 3/4 +1/8+
6 answers
asked by
Armadillo
1,768 views
For every 3 girls there are 5 boys. There are 112 students total. How many girls?
a. 67 b. 36 c. 44 d. 42
5 answers
asked by
what could it be?
1,362 views
A parallelogram has two adjacent sides of length 4cm and 6cm reapectively. If the included angle measures 52 degrees, find the
7 answers
asked by
Shane
2,521 views
The half-life of lead is 22 years. How long will it take for a sample of this substance to
decay to 80% of its original amount
4 answers
asked by
Anonymous
5,029 views
find term independent of y in expansion of,[x^4÷y^3+y^2÷2x]^10
4 answers
asked by
henro
1,315 views
A town y is 200km from town x in a direction 040 degree.How far is Y east of x
7 answers
asked by
Christabel
3,694 views
can you replace the stars with figures
**** x 3 ______ ***** the whole calculation uses each of the digits 0-9 once and once only
5 answers
asked by
john
4,837 views
maria gave two fifths of her stickers to susan but still had 18 left.
how many did she give susan. thats my homework question and
5 answers
asked by
charlotte
2,705 views
The 8th term of an Ap is 5 times the 3rd while the 7th term is 9 greater than the fourth. Write the first five terms of the Ap
10 answers
asked by
Maryann
5,554 views
Two walkers set off at the same time from a crossroad and walk along flat straight roads inclined to each other at 68 degrees.If
6 answers
asked by
Shane
964 views
what decimal fraction of 50 tonnes is 10 tonnes?
how do I work this out?
4 answers
asked by
dylen
1,605 views
if the zeroes of the polynomial x2-5/2x+k are reciprocal of each other, find the value of k ?
4 answers
asked by
sanjai
2,737 views
A lattice point in the plane is a point (a, b) with both coordinates equal to integers. For example, (-1, 2) is a lattice point
5 answers
asked by
Help
865 views
A box has no lid. The box measures 1.2m by 30cm by 45cm. What is the surface area of the outside of the box?
4 answers
asked by
anonymous
877 views
A lighthouse is 9.6 nautical miles from a ship which bears 156 degrees from the lighthouse.How far is the ship east of the
5 answers
asked by
Shane
1,011 views
1.what is the least number of terms of the GP.2,4, 8.....that will give a sum greater than 1500000 2.Aball allowed to drop from
4 answers
asked by
keneth
1,463 views
The points of intersection of two equal circles which cut orthogonally are (2,3) and (5,4). Then radius of each circle is?
5 answers
asked by
pavani
2,929 views
An angle of a parallelogram is 20 degree less then its adjacent angle. Find the measure of its remaining angles.
5 answers
asked by
asha Meena
3,269 views
An aircraft travels at 250km/h in still air. If a wind of 50km/h blows steadily from the southwest and the pilot wishes to fly
4 answers
asked by
Alhassan A. fuseini
1,028 views
mr williams bought a plot of land for $40000. the vale of the land appreciated by 7% each year. calculate the value of the land
5 answers
asked by
jamila
2,364 views
if the product of 2 rational no. is 25/42 and one of them is -20/7 find the othr
4 answers
asked by
dev
1,580 views
the profit of acertain company is given by p(x)=10,000+350x-1/2xsquare
where x is the amount (birr in tens) spents on
7 answers
asked by
eleni
3,813 views
show that 0.27 (both recurring) can be written as 3/11?
4 answers
asked by
maryam
849 views
A circular target is divided into nine parts of equal area by eight concentric rings. If the radius of the target is 27 cm, find
5 answers
asked by
Karlos
1,184 views
find the perpendicular distance from the corner of the triangle to the opposite side if the side is 25cm long
6 answers
asked by
molly
2,027 views
plz help me get this?express the ratio $6 : 30c as a fraction in its lowest term
10 answers
asked by
Anonymous
2,857 views
David cuts a 6 metre long pole into three different pieces. The largest piece is 40 cm longer than the middle piece. The middle
4 answers
asked by
Zain
1,328 views
a ladder of length 3.5m rests against a vertical wall and makes an angle of 40 degrees with the floor. How far up the wall does
5 answers
asked by
Nazneen
2,432 views
3. An elastic string hangs from a nail N. When as mass of m grams is attached to its lower end, the elastic is stretched so that
5 answers
asked by
puk
953 views
A pulley revolving at 200 revolutions per minute has a diameter of 15 inches. It is belted to a second pulley which revolves at
4 answers
asked by
Tomas
1,180 views
The are 420 learners on a school. 190 learners play soccer, 260 learners play cricket and 60 learners play both soccer and
4 answers
asked by
Anonymous
715 views
a fragment of a bone is discovered to 20% of the usual C-14 concentration.estimate the age of the bone,given that half life time
4 answers
asked by
Anonymous
2,062 views
A rectangular prism has a length of 8 inches, a width of 5 inches, and a height of 2 inches. What is the volume of the prism?
A.
7 answers
asked by
ZZZZZZZZZZZZZZZZZZZZZZZZZZZ
3,980 views
the distance from hertford to st albans is 32 km. how far apart will they be on a map of scale 1:50000?
5 answers
asked by
sweety
1,610 views
If alpha and beta are the zeros of the polynomial p(x)=x^2+x+1 then find the value of 1÷alpha+1÷beta 2)alpha^2+beta^2
6 answers
asked by
rinu
5,230 views
San Jay is 2 years younger than Sara. Who is 5 years old than Sasha. San Jay age and Sasha s age total 31. How old is Sara?
5 answers
asked by
chels
1,774 views
The fifth term of an arithmetic sequence is 23 and the 12th term is 72. And they say first question 1.determine the first three
5 answers
asked by
keabtswe
1,606 views
The product of two positive number is5/6 and their quotient is 15/8 . calculate the numbers.
4 answers
asked by
umeradeel
1,069 views
express log9 in terms of log3 x and log3 y and solve for x and y simultaneously
4 answers
asked by
Jonathan
3,356 views
Ty received a separation payment of $25 000 from his former employer when he was 35-years old. He invested that sum of money at
6 answers
asked by
mm
1,950 views
The angle between two tangents from a point to a circle is 82 degree.What is the length of one of these tangents if the radius
4 answers
asked by
Shane
828 views
The mean grade of 10 students was 72.if 2 of the students with grades of 53,75 are cancelled. What should be the mean grade of
4 answers
asked by
minte
740 views
if it takes 10 men 6 months to build a house, how long will it take one man?
5 answers
asked by
kerry
4,065 views
a fruit seller buys 712 fruits ,of which 3/4 are apples. of all apples that he bought 1/3 were found to be rotten. if he sold
15 answers
asked by
marvin
9,370 views
if the mean of these numbers (20,15,32,18) is 21 what is the missing number?
6 answers
asked by
imaan
640 views
An ant is crawling along the x-axis such that the graph of its position on the x-axis
versus time is a semi-circle (see figure).
3 answers
asked by
Collins
829 views
the distance from you to the base of a tower on top of a hill is 2760 ft. the angle of elevation of the base is 26 degrees the
5 answers
asked by
adiba
1,140 views
adwoa and ama shared 6000 at ration 3;2. what is adwoa share
9 answers
asked by
john
1,042 views
"Grade Print express prints T-shirts
and has only two printing machines X and Y. Machine X prints 64 T-shirts per hour, while
11 answers
asked by
kael
2,047 views
the distance between the pair of parallel lines x^2+2xy+y^2-6x-6y+8=0 is-------------
4 answers
asked by
kumar
1,259 views
Suppose that you want to buy a house 5 years from now, and you estimate that an initial down payment of $30,000 will be required
4 answers
asked by
mannat
1,446 views
A box of height 8cm has a volume of 320cm cube.What is the volume of a similar box of height 6cm
5 answers
asked by
Riliwan
1,461 views
A man 1.5m tall is 15m away from a bbuilding 24m high.what is the angle of elevation of the top of the building
5 answers
asked by
dove
1,244 views
A minor makes claim to a circular piece of land with a radius of 40 m from a given point, and is entitled to dig to a depth of
5 answers
asked by
Ralph
2,290 views
if a trader bought 10 cups of garri for #1 and Sold it at 8 cups for #1. what was his gain % ?
3 answers
asked by
Olabisimi
556 views
the sum of N positive integers is 19. what is the maximum possible product of these N numbers?
thx. Nice problem. Let's look at
29 answers
asked by
Jarin
3,453 views
using the digits 1,3 and 5 only once write the greatest and least three-digit numbers you can
5 answers
asked by
kekeli
652 views
Two patrol boats M3 and M7 leave port at the same time.M3 heads due west and M7 on a bearing 227 degrees.After 30 minutes M7 has
5 answers
asked by
Shane
673 views
John wishes to determine the height of a flagpole. He takes a sighting of the top of the flagpole from point P. He then moves
4 answers
asked by
Shane
2,128 views
How to find missing number.,(180,14) (120,8) (?,4) (220,18)
5 answers
asked by
wan
1,541 views
product of 6th and13th term
4 answers
asked by
mumillat
663 views
a paper box without a lid is 25 cm long. 16 cm wide and 5 cm deep . how many square centimetres of paper have been used to make
5 answers
asked by
alizeh ali mir
2,203 views
A famer has twice as many cow as sheep. After he sold 375 cows and another 12 cows died, he had half as many cows as sheep left.
4 answers
asked by
TT
1,759 views
A 25m ladder is leaning against a
vertical wall. The floor is s lightly slippery and the foot of the ladder slips away from the
4 answers
asked by
Miriama
1,165 views
From the four corners of a square piece of paper of side 12cm, small squares of 1cm are cut off. The edges of this are bent up
5 answers
asked by
shalu
2,329 views
A class of 50 students has to perform exercises in groups of 2 OR 3 students. The numberof groups with 2 students is the same as
4 answers
asked by
indira
1,134 views
Tebogo counts 190 cricket chirps in a minute.What is the temperature
5 answers
asked by
khanyi
1,566 views
Paul, Kate and Sarah's mother left a bowl of jellybeans on their kitchen counter. Paul took one-third of the jellybeans, but
4 answers
asked by
bryan
1,245 views
A summary of 24 observations of x gave the following information:
∑(x − a) = −73.2 and ∑(x − a)2 = 2115. The mean of
4 answers
asked by
savya
717 views
Vernald ordered 12 1
4 kilograms of Granny Smith apples. Unfortunately 3 7 of the apples were bruised and unusable. How many
4 answers
asked by
Anonymous
515 views
how do you write 2.089 in expanded form
6 answers
asked by
christina
1,658 views
Q: oil flows through a pipe at a rate of 40m3/sec. how long will it take to fill a tank of volume 1.2x10^5m3?
7 answers
asked by
sweetie
2,976 views
there are 7 children standing in a line ,not all of whom have the same number of cakes with them, if the first child distributes
4 answers
asked by
anu
3,257 views
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