A rectangle has a length of 6 cm and a width of 3 cm. Each side is doubled in length. What is the ratio of the areas of the two rectangles?

4. Emily bought 3 shirts for $12.50 each and a pair of shorts for $20. She had a coupon for $3 off her purchase, before sales tax. Sales tax is 6%. How much did Emily pay for the clothes after the coupon and sales tax?

In a bag of marbles, the ratio of white marbles to red marbles is 3:4 and the ratio of red to black marbles is 8:11. What is the ratio of white to black marbles?

Find the value of x and y that maximize x + 2y

Sophie draws a shape that has 6 sides. Each side is 3 centimeters. What is the perimeter of the shape?

The admission fee at a small fair is $1.50 for children and $4.00 for adults. On a certain day, $5,050 is collected. If 1,000 adults attended the fair, write and solve a linear equation to find the number of children that attended

How much does an aluminum can weigh

A bacteria colony doubles in 8 hours. How long does it take to triple? Use N=No2^t/T

Solve for v. (v-1) ^2 = 2v^2 - 5v - 17 If can be more than one solution or no solution

Azand sold some books at $44 each and used money to buy some concert tickets at $60 each. He had no money left over after buying the tickets.

A pole-vaulter uses a 15-foot-long pile. She grips the pole so that the segment below her left hand is twice the length of the segment above her left hand. Her right hand grips the pole 1.5 above her left hand. How far up the pole is her right hand?