Athena is trying to drink more water, so she has been keeping a log of how much water she drinks. two days ago, athena drank 80 ounces of water, in comparison to 76 ounces yesterday. what was the percent of decrease in athena's daily water consumption?

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8

Multiply and simplify. (x - 4) (x^2 – 5x – 6) i will mark brainliest if your answer is right. show how you got the answer. if your answer is correct but does not show how you got the answer you will not be marked brainliest.

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