What is 1/2 times 1/2 times 3/4

Name the quadrilaterals that have four equal sides.

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

What is a rule for determining possible values of a variable in a inequality