At Best Buy they have a stereo system that sells for $2200 and is on sale for 15%and sale tax is 7%. What is the final cost

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.