Emma's grandmother sent her an $80 bookstore gift card for
her birthday. emma wants to make sure that her purchases
don't exceed the amount of her gift card. so far, she has
selected books that cost $8.95, $11.95, $22.25, and $24.95.
she has also found a calendar she likes for $8.25. round each
item up to the next dollar to overestimate the total cost of the
items in emma's shopping basket.
a. $64
b. $72
c. $78
d. $86