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A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the...

4,472 views · Published 20 July 2018 · 4:09 · Indexed 21 September 2026
Channel: Doubtnut · 2018 · Education
Question From - NCERT Maths Class 10 Chapter 15 EXERCISE 15.1 Question – 18 PROBABILITY CBSE, RBSE, UP, MP, BIHAR BOARD

QUESTION TEXT:-
A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears (i) a two-digit number (ii) a perfect square number (iii) a number divisible by 5.

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A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the...

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