Help please

4. find the geometric mean of 4 and 12. 24 8

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _