How do you solve and graph -82 is less than or equal to 9x or -1 is less than or equal to -28

Allie answered 72% of the questions on her math test correctly. if she answered 18 questions correctly, how many questions were on the test?

Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?

Use the distributive law to multiply. 3(4x + 5y + 6)