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A firm spends on research, marketing and administration in the ratio 3 : 5 : 4, and marketing exceeds research by ₹18 lakh. If administration spending rises 25% next year and the rest stay the same, what will total spending be?

Competition practiceMissing-Data DI
  • A₹126 lakh
  • B₹117 lakh
  • C₹108 lakh
  • D₹135 lakh

Step-by-Step Solution

2 parts = 18, so 1 part = 9: research 27, marketing 45, admin 36 (total 108). New admin = 45. New total = lakh.
Answer: B) ₹117 lakh

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