Answer:

Step-by-step explanation:
Four sets of three Squared
To start, you will need to get the set(base number) and get the exponent 3 and put it on the top.

Hope this helps!
16z because you’re adding 4z four times
Find the percentage of ratio to weight.
180/72 = 2.5
So 2.5 Earth Pounds = 1 Mars Pound
16*2.5 = 40 Pounds the rock weighs on earth.