Search SchoolNGR

Friday, 03 April 2026
Register . Login

A bag contains 3 white, 6 red, 5 blue identical balls. A ball is picked at random from ...

A bag contains 3 white, 6 red, 5 blue identical balls. A ball is picked at random from bag. What is the probability that is either white or blue?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 9/14
  • B 4/7
  • C 3/7
  • D 5/14
  • E 3/14
Correct Answer: Option B
Explanation:
P(W or B) = 3/14 + 5/14 = 4/7

Share question on: