Find minutes per mile by dividing time by distance:
45 minutes / 6 miles = 7.5 minutes per mile
Now multiply his speed by each distance:
7.5 x 9 = 67.5 minutes
7.5 x 15 = 112.5 minutes
Now subtract the two:
112.5 - 67.5 = 45 minutes more
Answer:
Multiply each side by 14.7
Step-by-step explanation:
cos 50 = m / 14.7
14.7 cos 50 = m /14.7 *14.7
14.7cos 50 = m
13.5
c = 2πr
42.3 = 2(3.14)r
42.3 = 6.28r
6.74 = r
d = r + r
d = 6.74 + 6.74
d = 13.5
a<-28 I think. Can I have a Brainliest