For each 200 rupees spent by the research department, sales department spends 20 rupees. For every 400 rupees… · ABC26GN3002

Subject: General Aptitude · Chapter: Ratio and Proportion

For each 200 rupees spent by the research department, sales department spends 20 rupees. For every 400 rupees spent by the sales department, the advertising department spends 150 rupees. The triple ratio of the money spent by the research department to the money spent by the sales department to the money spent by the advertising department can be expressed as
(a)2 : 1 : 5
(b)20 : 4 : 1
(c)40 : 8 : 3
(d)80 : 8 : 3
Answer
Answer (as printed): D
Explanation
$R: S=200: 20=10: 1, S: A=400: 150=8: 3$ $$=\left(8 \times \frac{1}{8}\right):\left(3 \times \frac{1}{8}\right)=1: \frac{3}{8} . \therefore R: S: A=10: 1: \frac{3}{8}=80: 8: 3 .$$

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

Study loop for Ratio and Proportion

1. Practise the PYQsPrevious-year questions, with answers

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