Ross drives 378 miles in 6 hours. If Ross continues to drive at the same rate, how many miles can he drive in 18 hours?
A.
1,098
B.
1,134
C.
2,268
D.
630
The rate at which Ross drives is 378 miles / 6 hours = 63 miles per hour.
Therefore, in 18 hours, he can drive 63 miles/hour x 18 hours = 1,134 miles.
So, the answer is B. 1,134.