The number of pair of positive integers whose sum is 99 and HCF is 9 is [SSC-CHSL (10 + 2) Exam, 2015] · ABC26GN0576

Subject: General Aptitude · Chapter: H.C.F. and L.C.M. of Numbers

The number of pair of positive integers whose sum is 99 and HCF is 9 is [SSC-CHSL (10 + 2) Exam, 2015]

(a)5

(b)4

(c)3

(d)2

Answer

Answer (as printed): A

Explanation

Number of pair of positive integers whose sum is 99 and HCF is 9 is (9, 90; (18, 81); (27, 72); (36, 63) ; (45, 54).

Explanation as extracted from the printed page; notation may be imperfect.

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