In a batch of 280 water purifiers, 12 were found to be defective. what is the probability that a water purifier chosen at random will be defective? write the probability as a percent. round to the nearest tenth of a percent if necessary

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.

Of to(3, 4) (2,1) (3,7) (5,2) (5,-2) (3, 3) (-2, 3) (1,2) (-4,-2) (-3, 1) (4, -1) (-1, 1) 10 v 29