Question

A painter uses paint and thinner in the ratio 60:40. He uses 15 liters of paint to paint a house. How much thinner will he use?
a) 5 liters
b) 10 liters
c) 12.5 liters
d) 22.5 liters

Answer 1

Answer:

10 liters

Step-by-step explanation:

Let the number be x

60:40 =15: X

find X

Product of means= product of extremes

60*X = 40*15

60x = 600

Take 60 to RHS

X= 600\60 = 10 litres