Question

a custom buys $17.01 in gas and request one five dollar lottery ticket two one dollar lottery tickets and one three dollar lottery ticket. He gives you two winning tickets to be redeemed one for five dollars and the other for two dollars how much change woyld he receive from a $100 bill

Answer 1

When he buys lottery tickets he spends $10, he gets $7 back in winnings so he actually spends $3 on lottery tickets.
17.01+3=20.01
100-20.01=79.99
He would receive $79.99 in change