A recipe for cake needs 2 and 1/4 cups of cake mix. You are making ½ of the recipe. How many cups of flour do you need?

x=1 1/8

Step-by-step explanation:

1 cake=2 1/4 cup of cake

1/2 cake=x

1 cake=9/4 cup of cake

1/2 cake= x

Cross multiply

x=9/4×1/2

x=9/8

X=1 1/8

since both sides equal, there are infinitely many olutions.

the dimensions are:

step-by-step explanation:

we want to find the dimensions of a rectangular box with volume of

we factor to obtain;

we rewrite the rightmost factor to obtain;

recall that:

we apply difference of two squares formula to obtain;

hence the dimensions are