Caelin drives at 30 miles per hour.How many hours will it take him to drive 210 miles?

Answer 1

It is a proportion...
30/1 = 210/x
solve for x : )
OR... think of it as 30 km in 1 hour, so 60 in 2 hours, 90 in 3 hours... and continue the pattern until you arrive at 210

Answer 2

oopppsss MILES not km... sorry

Answer 3

d = r * T = 210,
30*T = 210,

Answer 4

210 divided by 30 is 7.
Check: 7*30=210