A survey of 100 randomly selected high school students determined that 62 play organized sports. (a) What is the probability that a randomly selected high school student plays organized sports? (b) Interpret this probability.

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

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)