In a fitness centre, there are 210 members. the number of female members is 50% more than the number of male members. find the difference between the numbers of male members and female members. (ignore q5 but you’re free to also answer it )

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)

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x