Eight and twenty six hundreths in decimal form?

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?