Answer:
Explanation:
a. 45mph
135miles ÷ 3hrs = 45mph
b. 44mph
22m x 2 = 44mph
c. 30mph
1/4 = 15 mins
7.5mins x 4 = 30mph
d. 50mph
100/3 miles = 2/3hr
xmiles (x = number of miles) = 1h
we use cross multiplying and use x to find the miles
2x = 100 x 1
3 3
2x = 100
x = 50mph
e. 65mph
speed = 97.5 miles half an hour