can teachers see the answers on plato? the tutorials have been taking me like 30min and the tests only like 5 am i wasting time?

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