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Consider the following statements in respect of two natural numbers p and q such that p is a prime number and q is a composite number :
p×q can be an odd number. q÷p can be a prime number. p+q can be…
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If 15 × 14 × 13 ×…………× 3 × 2 × 1 = 3^m × n, where m and n are positive integers, then what is the maximum value of m?
(UPSC CSAT - 2022) 7 6 5 4 Solution: Ans.(b) Power of 3 in 15!…
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The sum of three consecutive integers is equal to their product. How many such possibilities are there?
(UPSC CSAT - 2022) Only one Only two Only three No such possibility is there…
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What is the number of numbers of the form 0.XY, where X and Y are distinct nonzero digits?
(UPSC CSAT - 2022) 72 81 90 100 Solution: Ans.(a) X,Y ϵ {1, 2, 3,…
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Let A, B and C represent distinct non zero digits. Suppose x is the sum of all possible 3-digit numbers formed by A, B and C without repetition.
Consider the following statements : The 4-digit least value of x is 1332. The 3-digit…