Question

A box contains 10 good articles and 6 with defects. One item is drawn at random, what is the probability that it is either good or has a defect, is :

Answer 1

Answer:

Step-by-step explanation: first of all no of good articles 10-6= 4

Now probability of defected item=10/6=6/3

Probability of good items=10/4=5/2