Question

17. In City X, 80% of the households have cars. Of
these 20% run their cars on petrol and the rest on
CNG. What percent of the people in City X, run
their cars on CNG?
A) 64% B) 80% C) 36% D) 20% E) 20%​

Answer 1

(A)as 80%*80%run on cng