Let's first convert that amount of money into cents, which makes 336 cents. Then, let's denote the amount of money one of the boys has with x. The other boy has got 3x-12 amount of money. We can construct an equation.

. Solving it we find that x=87 cents or $ 0.87 and the other boy holds $2.49 amount of money.
Answer:
AMY
BMY
BMX
Step-by-step explanation:
I took the assignment
1: 8 faces and 9 with the base 9 vertices and 16 edges
2: 3 faces and 5 with the bases 6 vertices and 9 edges
3: 3 faces and 4 with the base 4 vertices and 6 edges
Hope this can help you.
This work is faster rate than grading 36 assignments in 30 minutes because :
25 ÷ 20 = 1.25
1.25 hw assignment per minute
36 ÷ 30 = 1.2
1.2 hw assignments per minute
Step-by-step explanation:
D=M/V
M=D*V
V= M/D
M is mass
D is Density
V is Volume
Substitute and solve