Answer:
the answer d , the second answer is b, the third answer is b,
Step-by-step explanation:
Answer:

Fractions are sometimes the same as dividing, for this case, that rule applies.

↑ These improper fractions translate to...

Answer:
Find out what x should be the apply by the power of 2 then you should be good
Answer:
B.
Step-by-step explanation:
B. The girl would have to use less force because she is using a simple machine, or a lever. The lever makes it easier to lift the rock because the rock is closer to the fulcrum.