ABC26GN1039 · Simplification

Subject: General Aptitude · Chapter: Simplification · Exam: · Marks: · Difficulty:

If = 2+ , where x , y , z are natural 13 1 x+ 1 y+ z numbers, then x, y, z are

(a)1, 2, 5

(b)1, 5, 2

(c)5, 2, 11

(d)11, 2, 5 1

Answer

Answer (as printed): B

Explanation

2 + = =2 =2+ ⇒ 1 13 13 13 1 x+ x+ 1 1 y+ y+ z z 11 1 13 = ⇒ x+ = 13 1 11 y+ z 1 2 ⇒ x+ =1+ 1 11 y+ z 1 11 1 1 ⇒ x = 1, y + = =5 =5+ z 2 2 2 ⇒ x = 1, y = 5, z = 2. 1 x+1

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

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