a van takes 5 hours to cover a distance of 465 km . what speed in kph should the van maintain to cover the same distance in 3 / 2 of the previous time ?
"( 3 / 2 ) * 5 = 7.5 hours 465 / 7.5 = 62 kph the answer is d ."
divide(465, multiply(divide(3, 2), 5))