Grade 12th pass6 grade maths
Which of the following numbers are prime?
(a) 23
(b) 51
(c) 37
(d) 26
Which of the following numbers are prime?
(a) 23
(b) 51
(c) 37
(d) 26
1 Answer
Pawan Prajapati
(a) 23 is a prime number [ ∵ 23 = 1 x 23]
(b) 51 is not a prime number [∵ 51 = 1 x 3 x 17]
(c) 37 is a prime number [∵ 37 = 1 x 37]
(d) 26 is not a prime number [∵ 26 = 1 x 2 x 13]
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