The price of an item yesterday was 115. today the price fell to 69. find the percentage decrease

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air