Answer:
3
Step-by-step explanation:
x:5 = 18:30
Convert to the least common denominator 6x:30 = 18
:30
Divide each side by 6 6x = 18
x = 3
45 mins
Step-by-step explanation:
A quarter of an hour is 15 mins. If jasper walks 1/2 a mile in 15 mins then in 1.5 miles is 3 times that. 15x3 is 45.