Multiple choice

One ticket is drawn at random from a bag containing 30 tickets numbered from 1 to 30. What is the probability that it is a multiple of 3 or 5?

  1. 7/15

  2. 2/5

  3. 1/2

  4. 1/5

  5. -

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Total numbers upto 30 divisible by 3 = 10 Total numbers divisible by 5 = 6 Numbers divisible by 3 and 5 = 2 Total numbers divisible by 3 and 5 = 10 + 6 - 2 = 14 So, the probability of getting a number divisible by 3 or 5 = 14/30 = 7/15 Option 1 is correct.