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Jay
Questions and answers by visitors named
Jay
, page 3
Questions (1,040)
A moving company charged $84 plus $50 an hour to move households across town. Another moving company charges $60 an hour for
1 answer
445 views
1.The angle of elevation to top of a building from a point on the ground 20degrees and the angle of elevation from a point to 25
6 answers
1,409 views
A farmer has some chickens and some goats. Altogher there are 43 heads and 108 legs. How many chickens does the farmer have? How
4 answers
2,777 views
the formula P= 2L+2W can be used to calculate the perimeter of a rectangle. A regtangular swimming pool has a length of 50
4 answers
611 views
102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
4 answers
366 views
102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
is not +3+6+3+6 TRY it yourself
1 answer
470 views
can some please solve everyone because i do get it.
102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
3 answers
433 views
can some please solve everyone because i do get it.
102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
2 answers
506 views
What is the probability that a randomly selected three-digit number is divisible by 5? Express answer as a common fraction.
2 answers
644 views
The purity of gold is measured in karats. Twenty-four karat gold is pure gold and k karat gold is k/24 gold by mass. One piece
1 answer
629 views
I am just not sure about these questions. Any help is greatly appreciated.
1: Identify the sentence with correct subject-verb
9 answers
1,918 views
An electron and a proton are separated by 2.0 nm. (a) What is the magnitude of the force on the electron? (b) What is the net
4 answers
1,493 views
What are the solutions of the quadratic equation below?
4x2 - 30x + 45 = 0
2 answers
964 views
the gas tank in bob's car holds at most 15 gallons. He has already filled the tank with 7 gallons of gas. he will continue to
2 answers
712 views
the rope James bought with his camping gear is 54 inches long. james needs to cut shorter pieces of rope that are 18 inches
1 answer
408 views
dante has at most $12 to spend on entertainment each week. so far this week, he spent $7.50. Write and solve an inequality to
1 answer
636 views
dante has at most $12 to spend on entertainment each week. so far this week, he spent $7.50. Write and solve an inequality to
2 answers
567 views
tom saved $550 to go on a school trip. the cost for a hotel room, including tax, is $80 per night. write and inequality to show
2 answers
684 views
The product of a number and 7 in not less than 21.
2 answers
575 views
The quotient of h and -6 is at least 5.
4 answers
288 views
Please find errors and correct them.
To all ABC Internet Customers we have resolved the problem we were having with the Internet
1 answer
447 views
5: You are attending a professional conference and are privileged to be introduced to Caroline Peters. You know nothing about
5 answers
1,066 views
Factor 2xsquared minus 5x minus 3.
1 answer
451 views
A phone compant uses the expression 1.25 + 0.10m to calculate the cost of a phone call that lasts m minutes.
What is the cost of
1 answer
401 views
A computer technician charges $40 for a house call and $38 per hour. The expression 40 + 38t is used to find the cost of a house
3 answers
1,044 views
An electron is accelerated through 2200 V from rest and then enters a region where there is a uniform 1.30 T magnetic field
3 answers
495 views
I am between two different thesis statements for Frazier either it is where the writing becomes italicized, "Remember to keep
3 answers
1,201 views
Find the length of the altitude of an isosceles triangle if one side has a length of 20 ft and a base of 14 ft?
4 answers
833 views
A 7.80-g bullet moving at 590 m/s penetrates a tree trunk to a depth of 4.8 cm. Assuming the friction force is constant,
3 answers
865 views
She added 4, multiplied the sum by -5, and subtracted 12. She then doubled the result and got -34. What number did Christa
4 answers
625 views
Can someone help me verify if this is correct?
Gasoline usage for compact cars in Canada is a normal distribution with a mean of
1 answer
441 views
Can someone help me verify if this is correct?
Gasoline usage for compact cars in Canada is a normal distribution with a mean of
1 answer
440 views
Calcium fluoride is the well-known mineral fluorite. It is known that each unit cell contains four Ca2+ ions and eight F- ions
2 answers
681 views
The vapor pressure of water at 95C is normally 6.33.9 but decreased to 561.2mmHg upon addition of an unknown amount of NaOCl to
1 answer
431 views
how trading helped sparta economy?
1 answer
369 views
Could someone work this out so I understand it. Thanks
Given the supply function p=S(x)=5(e^0.02x-1) Find the average price (in
2 answers
524 views
Using the arrangement of letters in the margin, compute the number of paths that spell the word MATHEMATICS if all paths must
3 answers
1,127 views
Find the instantaneous rate of change for the function at the given value.
f(x)=x^2+2x at x=-4
1 answer
395 views
faizel wants to travel from his house to the hardware store that is six blocks east and five blocks south of his home. If he
4 answers
1,324 views
Can someone guide me with this question?
Four teachers and five students have volunteered to serve on the school's fundraising
4 answers
741 views
A rock containing 238U and 206Pb was examined to determine its appropriate age. The molar ratio of 206Pb to 238U was 0.1462.
4 answers
847 views
How much energy in KJ is release to form one mole of 123Sb from protons and neutrons if the atom has a mass of 122.90422 amu?
3 answers
419 views
How much time in years (assume a 365 day yr) would it take for a 1.6678g sample of 239Np to decay to a mass of 0.8671g if it has
3 answers
353 views
Explain with values and reactions from standard reduction potentials tables why neither gold (I) nor gold (III) not to mention
3 answers
814 views
Heart pacemakers are often powered by lithium-silver chromate “button” batteries. The overall cell reaction is:
2Li(s) +
3 answers
1,488 views
Choose the two half-reactions from a table of standard reduction potentials that most closely approximate the reaction that
2 answers
565 views
What is the half-cell reactions in a hydrogen fuel cell, and calculate the standard voltage at 25°C
H2(g)+ O2(g)------>2H2O(l)
3 answers
635 views
Choose the two half-reactions from a table of standard reduction potentials that most closely approximate the reaction that
2 answers
530 views
A coin is tossed four times. Find the probability of each of the following:
P(exactly 1 head) I know we have to use to this
1 answer
326 views
Find the angle between 0 and 2pi that is coterminal with negative one half pi; expressing the answer in radians in terms of pi.
4 answers
2,665 views
2. A body fired vertically up reaches a maximum height of 120 m. The location at which the kinetic energy is 75% of the
3 answers
1,067 views
SIMPLEX METHOD - Table:
Nutrient Peanuts Raisins M&Ms Pretzels Calories 855 435 1024 162 Protein 34.57 4.67 9.01 3.87 Fat 72.50
3 answers
685 views
MathMate - I'm still confused, please see below. Thanks!!
SIMPLEX METHOD - Table: Nutrient Peanuts Raisins M&Ms Pretzels Calories
6 answers
802 views
SIMPLEX METHOD - Table:
Nutrient Peanuts Raisins M&Ms Pretzels Calories 855 435 1024 162 Protein 34.57 4.67 9.01 3.87 Fat 72.50
3 answers
702 views
Can somebody explain to me why equating coefficients work?
Example: 8x^3+13x = Ax^3 + 2Ax + Bx^2 + 2B + Cx + D expanded into:
2 answers
573 views
According to Kubler Ross, The lessons that dying people teach espically valuable . dying people can look back honestly, because
1 answer
383 views
According to Kubler Ross, The lessons that dying people teach espically valuable . dying people can look back honestly, because
10 answers
448 views
The difference between two positive number is 72 and one of them is divided by the other, the quotient is 4.Find those numbers.
O
3 answers
1,202 views
how do I solve this following problem step by step.
8/x = 10
5 answers
397 views
What is the solution to the problem:
2^103+ 2^103 +2^103 +2^103?
3 answers
676 views
Find the ldc for the fraction -11/245, 13/175
1 answer
312 views
I am getting so confused with my math problems... Can you help me please?... The question is - Rounded to the nearest ten I am
4 answers
472 views
I have a few other problems that I can't seem to understand... Question: Rounded to the nearest ten. I am 12,750. I am a
1 answer
356 views
The Earliest Remains Of Hominid Ansestor Of Human Have Been Found In Which Region.? Anyone Could Answer This
6 answers
386 views
-3x(squared 2)-6x=0
1 answer
293 views
polynomials
(8m + 7) (2m +3)
1 answer
280 views
a stone is thrown horizontally from the edge of the cliff with speed of 18m/sec. Cliff is 50 meters high
2 answers
736 views
A 27.59 kg child is on a swing that hangs from 2.26-m-long chains. What is her maximum speed if she swings out a 48° angle?
2 answers
845 views
A satellite that is 4175 miles from the center of the earth, orbits with a period of 90 minutes. What is its centripetal
3 answers
1,984 views
A satellite that is 4175 miles from the center of the earth, orbits with a period of 90 minutes. What is its centripetal
2 answers
507 views
Each of 2 players, independently, play a game 5 times, with each game having probability of success 0.40. What is the standard
1 answer
473 views
A 2.9 kg object oscillates with simple harmonic motion on a spring of force constant 430.0 N/m. The maximum speed is 0.8 m/s.
2 answers
520 views
aspirin tablets contain about 5 grains of aspirin. About 10 grams of aspirin constitute a fatal dose. How many tablets would
5 answers
3,917 views
There is a two-digit number such that the sum of its digit is 6 while the product of the digits is 1/3 of the original number.
4 answers
448 views
How would I assign priority to 1,2-dimethylcyclopropane?
1 answer
323 views
draw the alkyne formed when 3,4-dichloroheptane is treated with an excess of a strong base such as sodium amide.
I got
1 answer
691 views
What is the name of this alkene
CH3-CH2-CH-CH=C-CH3 | | BR CH2CH3
1 answer
423 views
CH3CH2CH(BR)CH=C(BONDED TO A METHYL ON ONE SIDE AND AN ETHYL ON THE OTHER)
1 answer
309 views
draw the alkyne formed when 3,4-dichloroheptane is treated with an excess of a strong base such as sodium amide.
I got
1 answer
653 views
Input x 2 output y=17, input x 4 output y=28, input x 6 output y=42, what is the rule for the table?
1 answer
363 views
a rectangle measures 30 feet by 20 feet and has a post at each corner and a post every 2ft. How many posts in all?
1 answer
350 views
1/2 of students walk to school. 1/3 of students take the bus. What is the remainder? Put in order from from greatest to least.
1 answer
407 views
(3,5) is a point on the graph of y = f(x). Find the corresponding point on the graph of each of the following relations
a)
5 answers
5,019 views
Suppose the information portion of packet (D in figure 5.4) contains 10 bytes consisting of the 8-bit unsigned binary ASCII
2 answers
588 views
To reach a campsite, a hiker first walks for 2 mi at a bearing N 40 degree E. Then He walks 3 mi due east. What are the
5 answers
2,130 views
The piolet of a single-engine airplane flies at a constant speed of 200 km/h at a bearing of N 25 degree E. There is a 40 km/h
4 answers
996 views
how do you do one third (h) is less than or equal to 7? do you need to reciprocate the fraction?
4 answers
315 views
The weights of trout in a certain river follow a normal distribution with mean 3 pounds and standard deviation 0.8 pounds. What
4 answers
1,374 views
In the July issue of Archives of Neurology, researchers reported studying the smoking habits of 12000 people (3000 with
1 answer
414 views
True or False: If the value of the correlation, r, is zero then there is no association between the two quantative variables.
1 answer
374 views
For each function, the point given is the maximum or minimum. Use the difference quotient to verify that the slope of the
7 answers
2,530 views
Can someone help me with these questions?
1.What are the maximum and minimum values for Y=28(1.21)^x on the interval 0<x<12? a)
4 answers
880 views
How do i figure out the instantaneous rate of change with given graph and it says find the rate at t = 6 s
4 answers
437 views
We are doing trig identities in school. I need help with these five:
1.1+sinx/1-sinx=cscx+1/cscx-1 2.tanx+sinx/1+cosx=tanx
1 answer
874 views
What is the molarity of OH- in a 7.83×10-3 M NaClO solution that hydrolyzes according to the equation.
ClO-(aq) + H2O(l) =
2 answers
852 views
An airplane wing is designed so that the speed of the air across the top of the wing is 274 m/s when the speed of the air below
4 answers
2,275 views
Two ropes are attached to a wagon, one horizontal to the west with a tension force of 30 N, and the other east and at an angle
4 answers
3,224 views
Assuming the earth is a perfect sphere of raius 3950 miles, find (in inches) d. d, is the difference between the arc and a
3 answers
373 views
for kite ABCD, if RA=15, and BD= 16, find AD
4 answers
2,690 views
Evaluate 4x for each value of x. write the answer in simplest form. x = 3/8
5 answers
1,646 views
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