Answers

2015-10-02T19:55:11+05:30
First fifty natural numbers are, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,

Multiples of three:-   3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48.
Multiples of four:-     4,8,12,16,20,24,28,32,36,40,44,48.
Multiples of 3 or four:-   3,4,6,8,9,12,15,16,18,20,21,24,27,28,30,32,33,36,39,40,42,44,45,48.
Probability of the number is a multiple of 3 or four =24/50
=12/25.

Thank you.
Hope this will help you.
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