ABC26GN3031 · Ratio and Proportion

Subject: General Aptitude · Chapter: Ratio and Proportion · Exam: · Marks: · Difficulty:

(c – a) will be equal to I. 10 (a + c) II. 10a + 25b

(a)Only I is true

(b)Only II is true

(c)Both I and II are true

(d)Both I and II are false

Answer

Answer (as printed): D

Explanation

(c – a) = (15x – 10x) = 5x. I. 10 (a + c) = 10 (10x + 15x) = 10 × 25x = 250x. II. 10a + 25b = 10 × 10x + 25 × 6x = 100x + 150x = 250x.

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