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  9. Q16

SBI Junior Associate 2016 · Question 16 of 70

How many litres of water should be added to a 30 litre mixture of milk and water containing milk and water in the ratio of 7 : 3 such that the resultant mixture has 40% water in it?

mixture-alligation

  1. A(a) 5Correct
  2. B(b) 2
  3. C(c) 3
  4. D(d) 8
  5. E(e) 7

Answer: A. (a) 5

Explanation

21/(9+x) = 3/2; 42 = 27 + 3x; 3x = 15 ⇒ x = 5

Source: SBI Clerk Prelims 2016 — Memory Based Paper (Questions & Solutions), Adda247 SBI Clerk 2021 Prelims Capsule · memory-based

← Q15View full paper (70 questions)Q17 →

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