Question

24. Cards marked with numbers 5 to 50 are placed in a box and mixed
thoroughly. A card is drawn from the box at random. Find the
less than 10 (ii) a number which is a perfect square.
he probability of
these tickets. If
obability that he
[CBSE 2008]​

Answer 1

Answer:

Total number of ways to select a card=46 (cards are marked 5 to 50)

Prime numbers less than 10=5 and 7

∴ Number of ways to select a card with a prime number less than 10=2

∴P(aprimenumberlessthan10)=

46

2

=

23

1

Step-by-step explanation:

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