Question

30% of the cars in a particular parking lot are red. If there are 12 red cars, how many cars are parked in the parking lot?

Answer 1

let no.. of car be x
so.,, 30% of x= 12

$\frac{30}{100} \times x = 12 \\ \frac{3x}{10} = 12 \\ 3x = 120 \\ x = 40$
totql no. of car = 40