The city has 78 buses. 33% of them are new and cause less pollution. If the city replaces 15 old buses with new ones, what percent of the buses will be new?

Question

asked Apr 8, 2019 152k views

1 Answer

Songhir · Answer 1 · 2019-04-13T19:56:26+0000

78×.33=25.74 busses are new
25.74+15=40.74 new busses
78+15=93 total busses
40.74/78=0.5223076923= 52% will be new with the new 15 busses