02/20/19

Application problem with a linear function: Finding a coordinate given two points

Suppose that the height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. After 10 hours of burning, a candle has a height of 20 centimeters.... more

02/20/19

three numbers with the product of -24 and a sum of 1

Dice Winning - MATH 101

In a dice game, you win if the two dice come up 10 or higher. Otherwise, you lose $1. What should be the profit for winning to make this game fair?A $5B $4 C $7D $6

Christine is 7 years younger than twice as old as Karen. Karen is 6 years younger than Christine was when Christine was 3 times as old as Karen. How old Are they now?

Christine is 7 years younger than twice as old as Karen. Karen is 6 years younger than Christine was when Christine was 3 times as old as Karen. How old Are they now?

02/20/19

 Gaby​s pig bank

Gaby​s pig bank contains dimes and nickels worth ​$6.75. She has 90 coins in all. How many of each coin does Gaby ​have? Let x represent the number of dimes and let y represent the number of nickels. more

Solve application problems using quadratic equations.

The area of a rectangle is 27 square meters. If the length is 6 meters less than 3 times the width, then find the dimensions of the rectangle. Round off your answers to the nearest hundredth.

Is 1/9 closer to 1,1/2,0 ?

02/20/19

A high school basketball player is 6feet 8inches tall. How many inches tall is he ?

A. 68inchesB. 80inchesC. 72inchesD. 82inches

EMERGENCY PLEASE

A van has room for 6 students and 2 teachers how many vans are needed for a total of 48 students and 16 teachers?

02/20/19

At a dinner the meal cost $22 and a sales tax of $1.87 was added to the bill what is the tax rate for meals in the city

At the dinner the meal cost $22 and a sales tax of $1.87 was added to the bill what is the tax rate for meals in this city

02/20/19

Math HW i Need Help

The Jackson family and the Bell family each used their sprinklers last summer. The water output rate for the Jackson family's sprinkler was 35L per hour. The water output rate for the Bell... more

02/19/19

Help me please?

Triangle ABC and triangle PQR are similar and have the same orientation. The endpoints of the hypotenuse of triangle ABC are B(-5, -7) and C(-3, -3). The hypotenuse of triangle PQR is on the same... more

Word problem help, for Math

Two containers are being filled with water. One begins with 8 gallons of water and is filled at a rate of 3.5 gallons per minute. The other begins with 24 gallons and is filled at 3.25 gallons per... more

The function f(x) varies inversely with x and f(x)=-15 when x=30

need help on algebra inverse equations, please help :)

02/19/19

Theoretical Probability and Experimental Probability Coin toss, need help!

For this activity, you will need two coins. First, you will determine the theoretical probability of events. Then, you will flip the coins 100 times and determine the experimental probability of... more

An inlet pipe on a swimming pool

An inlet pipe on a swimming pool can be used to fill the pool in  hours. The drain pipe can be used to empty the pool in  hours. If the pool is  1/2 filled and then the inlet pipe and drain pipe... more

02/19/19

what is 20000+20000

A population of bears increased by 50% in 4 years.

If the situation is modeled by an annual growth rate compounded continuously, which formula could be used to find the annual rate according to the exponential growth function? Leave your answer in... more

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