Jenna climbed a mountain and stood at the summit which was 4,000 feet above sea level. mario is standing at sea level 3,000 feet from the base of the mountain and looking at jenna through binoculars. what is jenna's angle of elevation as seen from mario’s vantage point?

How to use order of operation in 20 divide by 4 multiply 5 = 1

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?