(a ) Total tractor population in state = 294000 Tractor manufactured by Mahindra & Mahindra = 150000 Out of every 1000 Mahindra tractor 98 are red. ∴ Number of Mahindra tractors that are red =
98
1000
X 150000 = 14700 Total number of red tractors 294000 x
53
100
= 15582 Number of non-Mahindra tractors that are red = 15582 -14700 = 882 ∴ Per cent of non-Mahindra tractor that are red =