Answer:
14.25 hours
Step-by-step explanation:
Four tires = 3/4 of an hour
=> 1 car = 3/4 of an hour
=> 19 cars = ?
=> If 1 = 3/4
=> 19 = 3/4 x 19
=> 3/4 x 19
=> 57/4
=> 14.25 hours
So, it would take 14.25 hours for 19 car's tires to be changed.
The answer is 6 as unit digit of number is 4 when you square you will get the unit digit 6
Answer:
it will be 1.75$
Step-by-step explanation:
56-18
38x2.25
117$ - 85.5$
31.5 / 18
Answer:
15 miles
Step-by-step explanation:
1/2 inch = 3 miles
1 inch = 6 miles
2 inches = 12 miles
2.5 inches = 15 miles