Question

To make a light green paint a painter mixes blue and yellow paint in the ratio 1:4
How many tins of blue paint does he nèed to mix with 12 tins of yellow paint?

Answer 1

the ratio of blue to yellow paint is 1x and 4x(x is the common multiple)

so,when yellow tins are 12 that means 4x=12

so, x=12÷4=3,

so the no.of blue tins needed =3

Answer 2

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