Answer:
8 cups max
Step-by-step explanation:
3/4 cup = 1 recipe
6 2/3(20/3) cup = <u>20/3 x 1 </u>
3/4
= <u>20</u> / <u>3</u>
3 4
= <u>20</u> x<u> 4</u>
3 3
= 80/9
= 8 cups max
the 9th cup will not be enough.
n = 2b + 4
4 years older = +4
2 times his brother = 2b
n= 2b+4
4
1.7724538509
I used a calculator