Question

In a car park, the ratio of number of vans to cars is 2:3. If there were 10 vans, how many cars were there?​

Answer 1

`let \: total \: cars \: be \: x \\ total \: ratio = 2 + 3 = 5 \\ (2)/(5) * x = 10 \: vans \\ 2x = 50 \\ x = 25 \: \\ cars = 25 - 10 \\ = 15 \: cars`