So, dimensional analysis will help with this

Hope this helps!
Answer:1
Step-by-step explanation:
Her average over those three months already is 54 so she has and average on 1 min left
Answer:
if x was 4 then the answer would be 36.
Step-by-step explanation:
28+8(4−3)
=28+(8)(1)
=28+8
=36