Question

4)

Numbers 1 to 20 are written on 20 separate slips (one number on one slip), kept in a box

and mixed well. One slip is chosen from the box without looking into it. What is the

probability of a) getting a two digit number

b) getting a multiple of 3

c) getting a number 10

​

Answer 1

Answer:

10/20-1/2

6/20=3/10

1/20