Answer:
23
Step-by-step explanation:
P E M D A S
8+6÷2+(2+10)
P)
8+6÷2+(2+10)
8+6÷2+(12)
E)
M)
D)
8+6÷2+(12)
8+3+12
A)
8+3+12
11+12
S)
The final answer is 23.
Answer:
x + y = 400
5x + 9y = 2632
Step-by-step explanation:
For this case, the first thing we must do is define variables:
x: number of quarters
y: number of nickels
We now write the system of equations:
x + y = 68
0.25x + 0.05y = 13.40
Solving the system we have:
x = 50
y = 18
Answer:
they have:
quarters = 50
nickels = 18
Answer:
It's (C) 240in3
Step-by-step explanation:
Volume of the prototype is 250 in.³
