Question

A box contains 20 balls numbers of 1 to 20. A ball is
drawn at random from the box. Find the probability
that the number on the ball
(1) divisible by 3 or 5
(it) neither divisible by 5 nor 10
(til) an even number.​

Answer 1

Answer:

1.)9/20

2.)16/20

3.)1/2

Answer 2

Answer:

i.9/20

ii.16/20

III.1/2

Step-by-step explanation:

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