Question

If one bulb is taken out at random from a box of 600 electric bulbs containing 12 defective bulbs, then the probability of getting a non-defective bulb is ____.

Answer 1

defective bulb= 12
non defective bulb = 600-12 = 588
probability ( non defective ) = 588/600 = 147/150

Answer 2

Here is your answer i hope it will be helpful