6,511 Answered Questions for the topic math word problem

EXPECTED VALUE GAMBLING WHEEL QUESTION

Suppose you bet $1 on red at the roulette wheel. There are 18 red numbers and 20 nonred numbers (including the green 0 and 00). You win $1 if a red number comes up, and you lose $1 if any other... more

Dimishing returns word problem help

Mr. K mows the lawn in 24 minutes. Mr.Z mows in 36 minutes. The question is after how many minutes will Mr.Z have twice as much lawn to mow as Mr.K. How do you solve this problem with equation... more

Word problem help

A pot of coffee with a temperature of 100 degrees Celsius is set down in a room with a temperature of 20 degrees Celsius. The coffee cools to 50 degrees celsius in one hour.a. Find T(t), the... more

Precalculus word problem help

A certain right triangle has area 65 square inches. One leg of the triangle measures one inch less than the hypotenuse. Let x represent the length of the hypotenuse. Write the legs of the triangle... more

The world's population is currently 2. If the population doubles every 39 years, what will the population be 15000 years from now?

Hello all. I am writing a fantasy novel and need to calculate population growth for realism purposes. There was another person that asked a similar question on a smaller scale, so I was plugging in... more

Precalculus word problem

Suppose the average number of vehicles arriving at the main gate of an amusement park is equal to 10 per min, while the average number of vehicles admitted through the gate per minute is equal to... more

Precalculus word problem

A rectangular piece of cardboard measuring 12 inches by 18 inches is to be made into a box w/ an open top by cutting equal-sized squares from each corner and folding up the sides. Let x represent... more

How do I work this problem out

the total length of 4 blue banners and 5 yellow banners is 49 meters. the total length of 2 blue banners and 1 yellow banner is 17 meters all banners of the same color have the same length. find... more

Cellular phone service that charges per-minute will charge $15 for 170 minutes. How much would 1983 minutes cost?

How do I solve this math word problem? I need to know step by step.

how long was each sprinkler used?

The Bennett family and the Hill family each used their sprinklers last summer. The water output rate for the Bennett family's sprinkler was 25L per hour. The water output rate for the Hill family's... more

How many text messages

Lashonda, Tom and Bob sent a total of 71 text messages over their cell phones during the weekend. Tom sent 9 more messages than Lashonda. Bob sent 3 times as many messages as Tom. How many... more

word problem help

Joe and Nancy decide to take a road trip. The first 84 miles of the drive is pretty​ easy, while the last 120 miles of the drive is filled with curves. They drove at an average of 8 miles per hour... more

Solve Word problem

Mr. Bradford bought 1 5/8 pounds of ground meat and 5/8 as much cheese as ground meat. Is the amount of ground meat Mr. Bradford bought equal to, less than or more than the amount of cheese he bought? more

help with math problem

a country music station has 200 regular listeners and each month gains 12 more. Another station has 300 regular listeners and each month gains 8. in how many months will the two stations have the... more

Stamps - Alice Becky Claire

Alice, Becky and Claire are perfectly logical.Each can make perfect deductions - and each of them knows that the others can too.(in other words, Becky is analyzing and using the given info from... more

math word problem

A wood frame for pouring concrete has an interior perimeter of 14 meters. Its length is one meter greater than its width. The frame is to be braced with twelve-gauge steel cross-wires. Assuming an... more

kelly reduced the size of a portrait to have a width of 10 inches. if she used a scale of 1 inch : 2 inches, what was the width of the original portrait

kelly reduced the size of a portrait to have a width of 10 inches. if she used a scale of 1 inch : 2 inches, what was the width of the original portrait

Math word question help a fellow student

In 2000, the population of a state was approximately 610 thousand. If the population decreased by 0.6% between 2000 and 2013, find the population of the state in 2013. -The population was... more

Statistics Problem Help

Martha starts saving for her retirement by making monthly deposits into a retirement account whose annual rate is 3.7%. She plans to retire in 24 years with an amount of money that has the same... more

Math Word Problem

Each day, you deposit $4.47 into a bank account whose annual rate is 1% with daily compounding. How much interest will you have earned after 11 years?Round your answer to the nearest dollar. 

How many unit-tests the second programmer wrote per hour?

Two programmers have to write 27 unit-tests each. The second programmer had started his work 27 minutes earlier than the first programmer. They finished 2/3 of their work at the same time. In order... more

Math Word Problem

Suppose that the dividend yield for a certain stock was 5% in 2017. If you purchased 26 shares at a price of $43 per share at the beginning of 2017 and kept your shares until the end of the year,... more
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