Question

a bulbs are packed in cartons , each containing 40 bulbs , 700 cartons were examined for defective bulbs and the results are given below in following table:


one carton was selected at random . what is the probability that it has
1. no defectibe bulb?

Answer 1

Answer:

I not no sorry. .v. .v.v.v.v.v. . .v.v