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Ayomide
Questions and answers by visitors named
Ayomide
Questions (57)
Calculate the PH of 0.005 mom/dm3 of tetraoxosulphate(vi)
6 answers
asked by
Ayomide
1,117 views
Calculate the pH and the poH 0.0035moldm-3 H3 PO4 solution
3 answers
asked by
Ayomide
420 views
Evaluate 2 tan 240 degrees + 3 cos 12 degrees leaving your answer in surd form
5 answers
1,435 views
If the sum of the first n terms of the series 4 + 7 + 10 + ... is 209, find n.
6 answers
2,794 views
A lamp shade like that of fig 15.26 has a height of 12 cm and upper and lower diameters of 10 cm and 20 cm
A.what area material
15 answers
3,834 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
2,541 views
A ladder 20 m long rest against a vertical wall so that the foot of the ladder is 9 m from the wall
a. Find, correct to the
4 answers
1,548 views
a car moving at 10 metre per second was uniformly accelerated until it's velocity reaches 20 metre per second.It then maintains
2 answers
498 views
If the sum of n terms of the series 4+7+10+... is 209, find n
2 answers
835 views
how long is the cable that supports a 10m. high antenna if the cable is connected at the middle of the pole of the antenna and
2 answers
528 views
what is the angle of elevation of the sun if the shadow of a 5'7" tall man is half the length of his height?
1 answer
453 views
Directly below a 50m. high cliff is the side of a river. How wide is the river if the angle of depression from the edge of the
3 answers
532 views
You are making a garden in a triangular lot, and needed a top soil of mixed humus and fertilized. what is the area of the lot
2 answers
479 views
what are the measures of the other two angles of an oblique triangle if the angle between the 6.5m. side and the 10.5 m. side is
1 answer
455 views
if the lengths of the sides of an oblique triangle are 250 m. and the measure of the angle opposite of the later side is 37
2 answers
621 views
From the top of a building 85ft high, the angle of elevation of the top of a vertical pole is 11 degree 6'. At the bottom of the
3 answers
860 views
A secretary type 70 words in ten minutes. How many can she type in 2 whole number 3/4
1 answer
348 views
What pressure would be required to compress 7.75litres of hydrogen at atmospheric pressure to 5litres?(1 atom=760mmhg=760 torr)
7 answers
2,027 views
given that the energy E,varies directly as the resistance R,as the square of the distance D, obtain an equation connecting E,R
5 answers
1,196 views
Three step P,Q and R are at a see. the bearing of P from R is 300°
if (PQ)=8km (PR)=11km. (1).illustrate on a diagram (2).find
1 answer
344 views
If 3, p, q, 24 are consecutive terms of an exponential sequence find the values of p and q hence find the sum of the first seven
2 answers
549 views
Find the vertical angle of a cone and the program radius when the height is given to you as 20cm
1 answer
371 views
Find the length of the parallel of latitude 42°north
4 answers
758 views
y is partly constant and partly varies as x,when y=-2,x=5 and when y=-1,x=4,find y when x=3 and x when y=1
4 answers
440 views
5a-2b=14
2a+2b=14
2 answers
136 views
Calculate the area of a rectangle of 3.85 meter long and 237meter wide use log table to find the answer
3 answers
260 views
In a G.P,the product of the second and fourth terms is doubled the fifth term and the sum of the first four terms is 80.Find the
1 answer
363 views
Find x and y if 3^2x-y=1 and 16^x/4=8^3x-y?
4 answers
636 views
The change c of a telephone company is partly constant and partly varies as the number of units of call u. The cost of 90units
5 answers
487 views
construct triangle XYZ such that xy=5cm, xyz=120degree and yz=7cm
1 answer
280 views
What is the solubility of x in mol dm if 25cm of it's saturated solution contains 4.og of x?(x=60g mol)
1 answer
229 views
The first three term of an A.P are × (3×+1)and(7×-4)
1 answer
143 views
Simultaneous equation substitution method x+y=3 and 5x_5y=1
4 answers
350 views
8y+42=7and6y-82=41
1 answer
177 views
A car starting From rest is accelerated to a velocity of 28m/s, a brake is apply in 4 second. Calculate its acceleration.
1 answer
187 views
What are the limitations on the rights of a citizen
1 answer
245 views
In an A.P,the first term is 2, and the sum of the 1st and 6th term is 161/2 what is the 4th term
4 answers
173 views
The speed of a bullet of mass 10g is 720km\h.calculate the kinetic energy of the bullet in joules
3 answers
216 views
Bisi lives 5km from school.she walks 1km at 4km/h and travels the rest of the way by bus at 16km/h.what is the average speed for
4 answers
526 views
Using a ruler and a pair of compasses only. construct a triangle ABC in which /AB/=4.8cm, BA^C=60° and measure the length of
4 answers
279 views
A given mass of nitrogen is 0.12dm^dat 60degree census and 1.01*10^5.find its pressure at the same temperature if its volume is
2 answers
168 views
The angle of depression of a cliff is 58[deggree] if the cliff is 10.5m high,how far is the boat from the from the foot of the
3 answers
178 views
Sin bica=cos 80(deggre)
1 answer
113 views
The area of sector of radius 14cm is 76cm.what is the angle substended by the sector at the centre of the circle
2 answers
122 views
5 Agricultural classification of plant and explain
1 answer
70 views
Explaine what is meant by acceleration of free fell due to gravity g
2 answers
54 views
Find the 6th and 15th terms of the a.p whose first terms is 6 and common different is 6
1 answer
65 views
1 is subtracted from eight times a certain number the result is 15 find the certain number
4 answers
58 views
Tw
2 answers
67 views
school fees were increased from #2000.00 to #2500.00 per term. what is the percentage increased
1 answer
60 views
Find the value to which #30000 will amount in 5 years at 6% per annum simple interest.
2 answers
60 views
Find the value to which #3000 will amount in 5 years at 6% per annum simple interest.
2 answers
71 views
If 9 is subtracted from half a certain number the result is the same as when 1/3 is added to the numbers. Find the number
7 answers
98 views
#10000 invested for 3 years at r% per annum compound interest amount to #17280. Find r
2 answers
67 views
1a what is the product of 1⁷/⁹ and 3³/⁴
b. What must be added to the product of 1⁷/⁹ and 3³/⁴ to make a total of
1 answer
10 views
A square+B square-2AB
1 answer
11 views
a² + b² - 2ab
1 answer
11 views
