Plz with these. and there are two pictures with different problems. plz plz plz i really need

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)

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°