Answer:
#1
Step-by-step explanation:
A 2/3 pi x ^2 is the best choice
3 1/4 cups of oatmeal
How many 1/4 cups, would be: 3 1/4 ÷ 1/4
= 13 / 4 ÷ 1/4
= 13 / 4 × 4/1
= 13/1
= 13
She will use 13 one fourth cups.
Answer:
I will not give you an answer, but I will give you how too get the equation started.
Step-by-step explanation:
set up an equation using:
x= amount invested at 3%
7800 - x = amount invested at 12%
.03(x) + .12(7800 - x) = 504
.03x +936 - .12x = 504
-.09x = -432
x = 4800