John bought a bicycle for $20 sold it for $30 rebought it for $40 and resold it for $50. How much money did he make or loose?

1. A baseball player hits a baseball into the air with an initial vertical velocity of 72 feet per second from a height of 3 feet. (h = - 16t2 + 72t + s)

Richard has a credit card that allows him to defer credit card payments for 1 year if he becomes unemployed. The interest on the card debt continues to accrue, but there are no late payment penalties. Suppose Richard has $1,588.

Divide and write in simplest form 1 5/8 divided by 3/4

A medication comes from the pharmacy as 5 mg in 10 mL (5mg/10mL). The client is prescribed 1 mg? How many mL will the client need?

How many feet are there in 23 yards?

Price:? Discount: 80% Sale Price: 90

Y = 2x + 4 2x - y = 6

When i shift the graph of y=2x+5

You purchase a stereo that originally costs $250 but is marked 10% off. The sales tax is 5%. How much of your total purchase cost is sales tax? a. $12.50 b. $236.25 c. $262.50

What is the value of discriminat for equation-3=x2+2