Justin ran 15 miles at a constant rate in 2.5 hours. The next day, he ran at a rate that was 1 mph slower. What was Justin’s rate the second day?
A. 2.5 mph
B. 4 mph
C. 5 mph
D. 6.5 mph
2 answers
It is a quiz.
"slower" means you subtract, right?
so, since speed = distance/time,
15/2.5 - 1 = ____
so, since speed = distance/time,
15/2.5 - 1 = ____