Compute the permutations and combinations. 10C10 10 0 1

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations

Order 1100000, 314000, 965000, 1890000, from least to greatest.