Mixture & Alligation

JKSSB Assistant Training Officer (Handicrafts & Handlooms) · Numerical Ability · 16 practice questions with answers and explanations: 0 Easy, 16 Medium, 0 Hard.

Sample questions

Sample Medium question 1

Rice costing Rs. 50 per kg is mixed with rice costing Rs. 60 per kg in the ratio 4 : 1 by weight. What is the cost price of the mixture per kg?

  1. Rs. 49
  2. Rs. 55
  3. Rs. 52
  4. Rs. 54
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Answer: C. Mean price = (50 × 4 + 60 × 1) ÷ (4 + 1) = 52.

Sample Medium question 2

Rice costing Rs. 30 per kg is mixed with rice costing Rs. 45 per kg in the ratio 2 : 3 by weight. What is the cost price of the mixture per kg?

  1. Rs. 39
  2. Rs. 41
  3. Rs. 36
  4. Rs. 37 1/2
Show answer

Answer: A. Mean price = (30 × 2 + 45 × 3) ÷ (2 + 3) = 39.

Sample Medium question 3

Rice costing Rs. 36 per kg is mixed with rice costing Rs. 51 per kg in the ratio 2 : 4 by weight. What is the cost price of the mixture per kg?

  1. Rs. 43 1/2
  2. Rs. 48
  3. Rs. 43
  4. Rs. 46
Show answer

Answer: D. Mean price = (36 × 2 + 51 × 4) ÷ (2 + 4) = 46.

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