A purple paint is made using 2 pints of blue paint and 1 1/2 pints of red paint. Which paint mixes below would create the same color of purple paint? Select ALL correct options. 4 pints of blue paint and 3 1/2 pints of red paint.

6 pints of blue paint and 4 1/2 pints of red paint.

1 pint of blue paint and 3/4 pint of red paint.

5 pints of blue paint and 3 3/4 pints of red paint

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