Alligation and mixture question and answers for bank and ssc exams
Ankit has three varieties of rice costing 18 Rs/kg,25 Rs/kg and 36 Rs/kg, In what possible ratio he should mix these three varieties so that on selling whole mixture at 23.10 Rs/kg he may get a profit of 10%?
(A) 5 : 4 : 2
(B) 9 : 3 : 1
(C) 3 : 2 : 1
(D) 7 : 4 : 3
Correct Answer : B
An alloy contains zinc, copper and tin in the ratio 2:3:1 and an other contains copper, tin and lead in the ratio 5:4:3. If equal weights of both alloys are melted together to form a third alloy, then the weight of lead per kg in the new alloy will be.
(A) ½ kg
(B) 1/8 kg
(C) 3/14 kg
(D) 7/9 kg
Correct Answer : B
(A) 1 : 3
(B) 5 : 1
(C) 3 : 2
(D) 1 : 5
Correct Answer : D
(A) Rs. 10.40
(B) Rs. 10.60
(C) Rs. 10.80
(D) Rs. 11
Correct Answer : C
(A) 450 kg
(B) 500 kg
(C) 600 kg
(D) 650 kg
Correct Answer : C
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Vikram Singh
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