Help ASAP
Nina is participating in a swim-a-thon to raise money for a charity. For every lap that Nina swims, her grandmother has promised to donate $2.50. If Nina swims 18 laps, how much will her grandmother donate?

A.$45.00
B.$20.50
C.$18.00
D.$7.20

Respuesta :

it will be $45.00 $20.50
A. $45.00, 2.50 x 18