A metalworker has a metal alloy that is 15​% copper and another alloy that is ​65% copper. How many kilograms of each alloy should the metalworker combine to create 100kg of a 45​% copper​ alloy?

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

Which table represents points on the graph of h(x) = 3√-x+2?

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost