09/10/17

How many ways can you make change for a $50 bill using $5, $10, and $20 bills
I can't figure out how to solve this problem. I looked in the back of my textbook to see what the answer was to see if maybe that would help me figure it out, but I can't see how I'm supposed to... more
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09/10/17

How do I solve?
A car and truck leave a city traveling in opposite directions. The car is going 12mph slower than the truck. After 3/4 hours, the car reaches its destination. After 2 1/2 hours, the truck reaches... more
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09/10/17

Algebra word problem
John was paid $10 for each door that he painted that did not need repainting by the painter. For each door that needed to be redone, he was fined $5. On a bad day, he painted 25 doors, but made a... more
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09/10/17

you need the code for the country you are calling. the codes for belgium,france and spain are three consecutive integers of sum 99.find code for all countrys.
solve pleas
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09/10/17

find the value of p if the points A (2,3) ,B (4,p) ,C (6,-3) are collinear
find the value of p if the points A (2,3) ,B (4,p) ,C (6,-3) are collinear
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09/10/17

find the number
A number is multiplied by 20, and that product is added to 5. The sum is equal to the product of 5 and 9. Find the number.
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09/10/17

Circle the rate that does not belong with the other three. Explain your reasoning
60 mi/h              88 ft/s               500 ft/min                  1400 mi/day
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09/10/17

word problem
There are five boys to every seven girls in an introductory geology course. If there are 408 students enrolled in the course, how many are boys?
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09/10/17

How do I answer this word problem with multiple questions?
An acrylic container holding 1.5 gallons can only hold a liquid with a maximum of 7% alcohol content otherwise the container will become scratched. Wishing to make sangria you must use two bottles... more
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09/09/17

one angle in a triangle measures twice the smallest angle, whereas the largest angle is six times the smallest angle find the measures of all three angles
The smallest of the angles is    Degrees the middle angle Is  Degrees and the largest is   Degrees
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09/09/17

Need to total: $ 72.50 in half dollars, 103.50 in quarters etc, when I add,it isn't right
Taking a test w/DMV. Book is asking. The TOTAL number of coins in money bag containing $72.50 in half dollars, 103.50 in quarters, 45.60 in dimes, 89.30 in nickels, and 3.10 in pennies is :  A:... more
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09/09/17

This is independent of what variable?
d=Vi t 1/2 at^2 is independent of what variable?   (1)a (2)Vi (3)Vf (4)d
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09/09/17

Dean Treggas, a landscape contractor, needed to plant 226 one-gallon plants and 164 fivegallon plants. Dean uses about 0.8 cubic foot of planting soil for each
Dean Treggas, a landscape contractor, needed to plant 226 one-gallon plants and 164 fivegallonplants. Dean uses about 0.8 cubic foot of planting soil for each one-gallon plant and2.5 cubic feet of... more
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09/09/17

help me find the independent and the dependent, as well as cause
A study was done to find if different tir treads affects the breaking distance of a car.
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09/09/17

A student is pricing two different picture packages.
John’s Photo World charges a one time sitting fee of $125 and $2 for each photograph ordered. Sam’s Picture Emporium charges a one time sitting fee of $140 and $1.50 for each photograph ordered.... more
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09/09/17

3 dictionaries and 2 books cost 1,280. 3 dictionaries and 3 books cost 1,500. Find the cost of 5 books.
hi i need your help to answer this question. thank you
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09/09/17

Planning a work schedule
Thomas can earn $5 an hour for working at the college library and $9 an hour for construction work. To save time for study, he wants to limit his work to 20 hours a week but still earn more than... more
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09/09/17

The hypotenuse of an isosceles right triangle is 20. What is the length of its sides?
 The hypotenuse of an isosceles right triangle is 20. What is the length of its sides?
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09/09/17

What does the equation for this problem look like
A salesman earned 5% commission as a trainee and 8% after a promotion to associate. His annual sales were $673,874. His total commission for the year was $45,006.52. What was his sales as a... more
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09/09/17

How do I solve this word problem?
A health clinic uses a solution of bleach to sterilize petri dishes in which cultures are grown. The sterilization tank contains 120 gal of a solution of 4% ordinary household bleach mixed with... more
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09/09/17

dale is on his way home in his car. His drive is 21 miles long. He has finished one-third of the drive so far. How far has he driven?
 solving a fraction word problem using liner equation
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09/09/17

Eight times a number is 20 more than four times that number
Eight times a number is 20 more than four times that number  
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09/09/17

Finding Measures of Angles (Multiple Variables)
"AB|(pretend that's a line sign) bisects CD| at point Q. You are given that m<(angle sign)AQD=(2x)° and m<CQB=(5-y)°. Also, CQ=4x-2 cm and DQ=6y cm. Find the values of x and y and the measure... more
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09/09/17

math word problem
The half-life of radioactive strontium-90 is approximately 31 years. In 1961, radioactives strontium-90 was released into the atmosphere during testing of nuclear weapons, and was absorbed into... more
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09/09/17

A mixture of 5% disinfectant solution is to be made from 7% and 4% disinfect solutions how much of each solution should be used if 27 gallons of 5% solution
You need     Gallons of 7% solution and   Gallons of 4% solution 
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