Question

a car is moving at a speed of 72 3/4 kilometer per hour. Find the distance it will cover in 3 1/2 hours.

Answer 1

speed = 72 3/4 km/hr = 72.75 km/hr
time = 3 1/2 hr = 3.5 hr
distance = speed×time = 72.75 × 3.5 = 254.625 km
hope it helped... :)

Answer 2

See the attachment
Hope u will understand