Sierra’s book has 200 pages. If she reads 20% of her, she will have read 40 pages. If Sierra has read 120 pages of her 200 pages book by Friday, what percentage of her book will she have read ?

Find the maximum value of p= 4x + 5y subject to the following constraints :

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs

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 = _