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### Question Asked by a Student from EXXAMM.com Team

** Q 2225467361. ** Directions: Read the following passage carefully to solve the following questions.

A box contains 5 black, 1 white, some blue and some red balls.

The probability of picking out 1 blue ball is 1/5 and probability of picking out 1 red ball is 1/2.

What is the probability of picking out 1 black ball from the box?

**IBPS-PO 2017 Mock Mains **