A certain paint is to be mixed with 3 parts yellow to 2 parts blue. Twelve gallons of mixed paint are needed. How many gallons of blue must be used

Step-by-step explanation:

Given

Required

Find the  number of blue paints in 12 gallons

Start by representing the blue part of the ratio as a fraction

This means that:

£56

step-by-step explanation:

u divide 24 by 3 and u get 8 so if u do 8 time 7 or 8+8+8+8+8+8+8 u get 56 and 56 divided by 7 is 8.