out of 15 items 4 are not good in condition 4 selected at random.Find the probability that (1) All are not good . Question out of 15 items 4 are not good in condition 4 selected at random.Find the probability that (1) All are not good . (2) Two are not good. in progress 0 Math Jade 1 month 2021-08-19T00:33:01+00:00 2021-08-19T00:33:01+00:00 2 Answers 0 views 0

## Answers ( )

Answer:1. 4c4/15c4=1/1305

2.(4c2+11c2)/15c4=61/1365

Answer:(1) All are not good because there are 15 items 8 are not good and 7 are not good because I m not sure for these answer