Ou need 1 1/4 cups of sugar to make 20 cookies. how many cups of sugar will you need to make 16 cookies? cups of sugar

To make 16 cookies you will need 1 cup of sugar.

Step-by-step explanation:

Given:

Sugar needed to make 20 cookies =  1 1/4 cups

To Find:

Sugar needed to make 16 cookies = ?

Solution:

For making 20 cookies 1 1/4 cups of sugar is used

So to make 1 cookie  we need

=>

=>

=>

=>

=> cups of sugar

Now to make 16 cookies  we need,

=>

=>

=>

=> 1

-10i^2-4i

step-by-step explanation:

evaluate for p=2,q=5i

(2−4)(2+5i)i

(2−4)(2+5i)i

=−10i2−4i

i believe the correct answer is b.