Ali must wear a totally ginormous shirt !
Answer:

Step-by-step explanation:
Given:

Apply the negative exponent rule

The bases will cancel each other





Banalties for the second question i think!
Percent means per one-hundred...
(40/100)*(80/100)=3200/10000=32/100=32%
Minimum 31 maximum 74 mean 56.3 median 52 range 43