Answer:
243
Step-by-step explanation:
Step 1:
Find the volume of each square: do 3/4*3/4*3/4.
Each square's volume is 27/64.
Step 2:
Find the volume of the cube.
Multiply 8*6*12.
8*6*12=576.
Step 3:
Do 576*27/64.
576*27/64=243.
1.42·10⁷ tons + 1.07·10⁷ tons = 2.49·10⁷ tons . . . . matches the first choice
_____
The distributive property applies.
1.42·10⁷ tons + 1.07·10⁷ tons = (1.42 + 1.07)·10⁷ tons = 2.49·10⁷ tons
B because 6 years is 12(for months) times 6 which is 72 not 60
The value of x (if it’s a side length) should be 6 inches