Use estimation to solve.
renee is in charge of the school carnival for 380 students. she has 47 boxes
of prizes. each box has 22 prizes. she wants to make sure she has enough prizes for
each student to win 2 prizes.

Agroup of five people go out to eat and buy appetizers and main dishes they decide to split the bill so each person pays 20% of the total cost appetizers are $5 and main dishes are $10 write an expression to show how much each person pays explain it with how to solve the problem