Question

To make dough, Reba needs 2 cups of

flour. How much flour does she need to
make 5 batches of dough?

Answer 1

B. 12 1/2 CUPS

Explanation:

`1 \:dough = 2(1)/(2) \:cups\:of\:flour\\5 \:batches=x`

Cross multiply

`x = 5* 2(1)/(2) \\\\2(1)/(2)=(2* 2+1)/(2)\\\\x=5* (5)/(2)\\\\x=(5* \:5)/(1* \:2)\\\\x=(25)/(2)\\\\x=12(1)/(2)\:cups`

Answer 2

The answer would be D.

Explanation:

D. 10 1/2