Grapes cost $7.55 per pound. Evan wants to buy 4.8 pounds of grapes, and he estimates that he will need $32 to buy the 4.8 pounds of grapes. Which statement about Evan’s estimate is true?
a Evan rounded 4.8 down to 4. His estimate of $32 is too low.
b Evan rounded both factors up. He has enough money to buy the grapes.
c Evan rounded $7.55 up to 8. His estimate of $32 is too high.
d Evan incorrectly multiplied $8 and 4. His estimate should be $36.