Mathematics

Don't need the answer, just how you would solve this:

Tobin rows 2 miles per hour faster than her opponent. If it takes Tobin 30 minutes to finish a race, and it takes her opponent 45 minutes to finish the same race, how fast does Tobin row?
(A) 4 mph
(B) 5 mph
(C) 6 mph
(D) 30 mph


Answers

Brittneyy

4 years ago Comment

d = x * 45                   opponent
d = ( x + 2) *30           Tobin
x * 45 = ( x + 2) *30 
x* 15 = 60
x = 4
x + 2 = 6 mph