. A shopper paid $500 for an item marked $400. What was the percent increase?

Me. i need an answer asap. , you! select the correct answer from each drop-down menu. simplify the given polynomial and use it to complete the statement. the polynomial simplifies to an expression that is a blank with a blank degree of blank .

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

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?