Jacob had 30 minutes to do a three-problem quiz. He spent 11 1/4 minutes on question A and 4 4/5 minutes on question B. How much time did he have left for question C? Help QUICK.

An appliance salesman sets a goal to sell an average of 6 appliances per day for the first two weeks of his new job. the dot plot shows the number he sold each day during the first 13 days. what is the minimum number of appliances he must sell on the 14th day in order to reach his goal? a) 5 b) 6 c) 7 d) 8

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

How are sas and sss used to show that two triangles are congruent?