Who is up at 12:39 am bore lol

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

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

Suppose your sat score is 2040. a college with an average sat score for admintted students of which of these would most likely be your best option?