Let u = {5, -12} and c = -3. What is || c u ||.

A. 21
B. -39
C. 51
D. 39

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

Carmen begins her next painting on a rectangular canvas that is 82.7 cm long and has a area of 8,137.68 cm2. will the painting fit in a frame with an opening that is 82.7 cm long and 95 cm wide? explain