Three different complex fractions that simplify to 1/4

∠1 and ∠2 are complementary. ∠1=x°∠2=(3x+30)° select from the drop down menu to correctly answer the question. what is the value of x? . a.15 b.25 c.30 d.40 e.55

There are 18 female students and 16 male students in a class. which of the following expresses the ratio of female students to male students in simplest form? а) 10 b) 9 to 8 c) 8: 9 d)18/16

Suppose a deep sea driver dives from the surface to 248 feet below the surface. he then dives down 10 more feet. use integers yo represent this situation. then find the driver' s present depth