On departing an airport, the time on a pilot's watch was 21:30 h. On arrival at his destination in the same time zone the next day, his watch was reading 06:10 h. How many hours did the flight take? (A) 2½ (B)3⅔ (C) 8 ⅔ (D) 27⅔

Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer