A recipe for making paste calls for a ratio of flour to water of 4:2. If you only

1 Cup of Water

Step-by-step explanation:

Well, this is pretty simple.

This questions topic is known as Equivalent Ratios.

To find an equivalent ratio, add or divide the numbers by the same amount.

Let's do it together.

4:2 is the ratio we already have. If we have to make it have 2 cups of flour, let's divide 2 on both sides.

Since 4 divided by 2 is 2, and 2 divided by 2 is 1,

We can confirm that you would need to put in 1 cup of water.