The Adams family drove 319 miles in 5.5 hours. At this same rate, how many miles would they drive in
3 hours?
A:164 B:174 C:180 D:144

Respuesta :

cross multiply and divide.

(3/X) • (5.5/319)

(319•3) = 5.5X
——— ———
5.5 5.5

X=174