Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

(ntse exam question) A number is selected at random from first 50 natural numbers. The probability that selected number is a multiple of 3 or 4 is:



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

Thank you.
Hope this will help you.
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts