Number of petrol engine cars in state-3 is what percent more than the number of diesel engine cars in state-1 ?

Options

A. a) 100
B. b) 200
C. c) 300
D. d) 125

Answer

A

Explanation

Petrol cars in S-3 =84
Diesel cars in S-1 =42
`%=(84-42)/(42)" "100=100%`