(A) 11
(B) 10
(C) 21
(D) 23
(A) 3 : 1
(B) 4 : 2
(C) 5 : 3
(D) 2 : 3
Alcohol and water in two vessels A and B are in the ratio 5:3 and 5:4 respectively. In what ratio, the liquid of in both the vessels be mixed to obtain a new mixture in vessel C in the ratio 7:5?
(A) 2:3
(B) 3:2
(C) 3:5
(D) 2:5
A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?
(A) 20
(B) 10
(C) 15
(D) 35
(E) 25
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
(A) Rs.200
(B) Rs.208
(C) Rs.212
(D) Rs.220
(E) None of these
(A) Rs 125
(B) Rs 126
(C) Rs 124
(D) Rs 127
(E) None of these
(A) Rs 1,896
(B) Rs.2012.48
(C) Rs. 1952.88
(D) Rs.1,956
(E) None of these
(A) Rs. 16,537.50
(B) Rs.16,500
(C) Rs. 16,525.50
(D) Rs.18,150
(E) None of these
(A) Rs 610.51
(B) Rs 559.45
(C) Rs 665.50
(D) Rs 665.51
(E) None of these
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