Question 37 - CBSE Class 10 Sample Paper for 2022 Boards - Maths Basic [MCQ] - Solutions of Sample Papers for Class 10 Boards

Last updated at Sept. 9, 2021 by

If the letters of the word RAMANUJAN are put in a box and one letter is drawn at random. The probability that the letter is A is

(a) 3/5 (b) 1/2 (c) 3/7 (d) 1/3

Transcript

Question 37 If the letters of the word RAMANUJAN are put in a box and one letter is drawn at random. The probability that the letter is A is (a) 3/5 (b) 1/2 (c) 3/7 (d) 1/3 The word word RAMANUJAN has 1 R, 3 A, 1 M, 2 N, 1 U, 1 J, Total number of letters = 9 Number times A comes = 3 Thus, Probability that the letter is A = (𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑡𝑖𝑚𝑒𝑠 𝐴 𝑐𝑜𝑚𝑒𝑠)/(𝑇𝑜𝑡𝑎𝑙 𝑛𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑙𝑒𝑡𝑡𝑒𝑟𝑠) = 3/9 = 𝟏/𝟑 So, the correct answer is (d)

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.