After ricardo received his allowance for the week, he went to the mall with some friends. he spent half of his allowance on a new paperback book. then he bought himself a snack for $1.25. when he arrived home, he had $5.00 left. how much was his allowance?

$12.50

Step-by-step explanation:

We have to find value of his allowance

Let Ricardo received allowance =x

He spent his allowance on anew paperback book=

He spent money on snacks=$1.25

He had money left=$5.00

According to question

Hence, Ricardo received his allowance for the week =$12.50