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SSC CPO 2019 PYQ — Question 122

SSC CPO Tier I - 13th December 2019 - Shift 2 • Quantitative Aptitude • Q122

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A, B and C started a business with their capitals in the ratio 1 : 4 : 4. At the end of every 3 months, A doubles his capital, B halves his capital and C leaves his capital unchanged. At the end of the year, If B's share in the profit was RS. 4,50,000, then the total profit (in Rs. lakhs) was ......

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Correct answer: A

Explanation

The correct answer is Option 1 i.e. 23.1

Understanding Application
Tricks
A B C
(1 × 3) + (2 × 3) + (4 × 3) + (8 × 3) (4 × 3) + (2 × 3) + (1 × 3) + (1/2 × 3) (4 × 12)
3 + 6 + 12 + 24 12 + 6 + 3 + 3/2 48
45 22.5 48
Now

If 22.5 unit 4,50,000

So

Total (30 unit)

= 4,50,000/22.5 × 115.5

= 2310000
Hence 23.1 lakhs