Nicole had some $2 bills and Colin had some $5 bills. When Nicole gave Colin 13 of her bills, both of them had the same number of bills. If they had a total of 40 bills in all, how much did Colin have at first?

1 answer

Nicole |_____| 13 | 13|
40
Colin |_____| 13|
?
Colin’s bills in the end —> 40 / 2 = 20

Colin’s bills at first —> 20 - 13 = 7

Colin’s money at first —> 7 * $5 = $35

Colin had $35 at first.