In what ratio must rice at ₹40/kg be mixed with rice at ₹60/kg so that the mixture costs ₹53/kg?
- A2 : 3
- B7 : 13
- C13 : 7
- D1 : 1
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Answer: (B) 7 : 13
By alligation, ratio = (60 − 53) : (53 − 40) = 7 : 13.
Agniveer Navy Mixture & Alligation Questions with Answers & Explanations
16 Mixture & Alligation questions from the Mathematics section of Agniveer Navy, each with the correct answer and a worked explanation. Try each question first, then tap Show answer to check. When you're ready, take the timed chapter-wise test to see your all-India rank.
In what ratio must rice at ₹40/kg be mixed with rice at ₹60/kg so that the mixture costs ₹55/kg?
- A2 : 5
- B1 : 1
- C3 : 1
- D1 : 3
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Answer: (D) 1 : 3
By alligation, ratio = (60 − 55) : (55 − 40) = 1 : 3.
In what ratio must rice at ₹15/kg be mixed with rice at ₹25/kg so that the mixture costs ₹18/kg?
- A7 : 3
- B3 : 7
- C3 : 5
- D1 : 1
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Answer: (A) 7 : 3
By alligation, ratio = (25 − 18) : (18 − 15) = 7 : 3.
In what ratio must rice at ₹40/kg be mixed with rice at ₹60/kg so that the mixture costs ₹57/kg?
- A1 : 1
- B3 : 17
- C17 : 3
- D4 : 17
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Answer: (B) 3 : 17
By alligation, ratio = (60 − 57) : (57 − 40) = 3 : 17.
In what ratio must rice at ₹40/kg be mixed with rice at ₹60/kg so that the mixture costs ₹54/kg?
- A3 : 7
- B1 : 2
- C7 : 3
- D1 : 1
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Answer: (A) 3 : 7
By alligation, ratio = (60 − 54) : (54 − 40) = 3 : 7.
In what ratio must rice at ₹30/kg be mixed with rice at ₹45/kg so that the mixture costs ₹42/kg?
- A2 : 3
- B1 : 1
- C1 : 4
- D1 : 3
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Answer: (C) 1 : 4
By alligation, ratio = (45 − 42) : (42 − 30) = 1 : 4.
In what ratio must rice at ₹40/kg be mixed with rice at ₹60/kg so that the mixture costs ₹59/kg?
- A1 : 1
- B1 : 19
- C2 : 19
- D2 : 3
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Answer: (B) 1 : 19
By alligation, ratio = (60 − 59) : (59 − 40) = 1 : 19.
In what ratio must rice at ₹20/kg be mixed with rice at ₹30/kg so that the mixture costs ₹28/kg?
- A1 : 1
- B1 : 4
- C2 : 3
- D3 : 8
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Answer: (B) 1 : 4
By alligation, ratio = (30 − 28) : (28 − 20) = 1 : 4.
In what ratio must rice at ₹20/kg be mixed with rice at ₹30/kg so that the mixture costs ₹29/kg?
- A1 : 9
- B1 : 1
- C2 : 9
- D2 : 3
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Answer: (A) 1 : 9
By alligation, ratio = (30 − 29) : (29 − 20) = 1 : 9.
In what ratio must rice at ₹40/kg be mixed with rice at ₹60/kg so that the mixture costs ₹44/kg?
- A1 : 1
- B17 : 4
- C4 : 1
- D2 : 3
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Answer: (C) 4 : 1
By alligation, ratio = (60 − 44) : (44 − 40) = 4 : 1.
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Timed Mathematics test · 25 questions · instant rank
In what ratio must rice at ₹24/kg be mixed with rice at ₹36/kg so that the mixture costs ₹35/kg?
- A1 : 11
- B2 : 11
- C2 : 3
- D11 : 1
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Answer: (A) 1 : 11
By alligation, ratio = (36 − 35) : (35 − 24) = 1 : 11.
In what ratio must rice at ₹24/kg be mixed with rice at ₹36/kg so that the mixture costs ₹31/kg?
- A2 : 3
- B5 : 7
- C1 : 1
- D6 : 7
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Answer: (B) 5 : 7
By alligation, ratio = (36 − 31) : (31 − 24) = 5 : 7.
In what ratio must rice at ₹30/kg be mixed with rice at ₹45/kg so that the mixture costs ₹40/kg?
- A3 : 5
- B2 : 3
- C1 : 1
- D1 : 2
Show answer
Answer: (D) 1 : 2
By alligation, ratio = (45 − 40) : (40 − 30) = 1 : 2.
In what ratio must rice at ₹30/kg be mixed with rice at ₹45/kg so that the mixture costs ₹37/kg?
- A7 : 8
- B2 : 3
- C9 : 7
- D8 : 7
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Answer: (D) 8 : 7
By alligation, ratio = (45 − 37) : (37 − 30) = 8 : 7.
In what ratio must rice at ₹50/kg be mixed with rice at ₹80/kg so that the mixture costs ₹64/kg?
- A5 : 8
- B1 : 1
- C7 : 8
- D8 : 7
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Answer: (D) 8 : 7
By alligation, ratio = (80 − 64) : (64 − 50) = 8 : 7.
In what ratio must rice at ₹30/kg be mixed with rice at ₹45/kg so that the mixture costs ₹44/kg?
- A1 : 7
- B2 : 3
- C1 : 14
- D1 : 1
Show answer
Answer: (C) 1 : 14
By alligation, ratio = (45 − 44) : (44 − 30) = 1 : 14.
These are RankerClub practice questions written in the Agniveer Navy pattern. They are not official SSC/IBPS/RRB papers.
