The poster shows a peony sale at a flower shop. Michael needs to get at least 16 peonies for a party. What is the smallest amount of money he will have to pay?
Number of peonies in a set
= 4 + 1
= 5
Number of sets in 16 peonies
= 16 ÷ 5
= 3 r 1
Number of sets needed
= 3 + 1
= 4
Smalllest amount that he will have to pay
= 4 x 3.20
= $12.80
Answer(s): $12.80