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Practice Questions CBSE - Maths Class 10 (2023 Boards)

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Question 18 - Practice Questions CBSE - Maths Class 10 (2023 Boards) - Solutions of Sample Papers for Class 10 Boards

Last updated at May 29, 2023 by

A bowl contains 3 red and 2 blue marbles. Roohi wants to pick a red marble.

Which of the following changes could she make so that the probability of picking a red marble is greater than it was before?

 

(i) Adding a red marble

(ii) Removing a blue marble

(iii)Adding 1 red and 1 blue marble

 

(A) only (i)

(B) only (i) and (ii)

(C) only (i) and (iii)

(D) (all of the above)

 

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A bowl contains 3 red and 2 blue marbles. Roohi wants to pick a red marble. Which of the following changes could she make so that the probability of picking a red marble is greater than it was before? (i) Adding a red marble (ii) Removing a blue marble (iii)Adding 1 red and 1 blue marble (A) only (i) (B) only (i) and (ii) (C) only (i) and (iii) (D) (all of the above)

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