Next year, Dana will be twice as old as her sister will be. Four years ago, Dana was three

times as old as her sister was. How old is each now?

1/3 of a pizza remains, and Seth and Ethan want to split it evenly. What fraction of the original pizza will each get?

Andy buys a computer that cost $575. The sales tax is 5%. Describe a method he could use to estimate the sales tax. Will the estimated tax be greater or less than the actual tax.

How much is 1+1x3x6+2x20-100/3x20

How to write p multiplied by 4 as an algebraic expression

Expression for the sum of 200 and a number y

How long is a elaphants head

If 14x = 14--√131413, what value of x makes this equation true?

What numbers have 100 as the LCM

Twelve is what percent of 60

Is 14.114 greater or less than 141.14 or =