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Question 1
Two vessels A and B contain milk and water mixed in the ratio 4 : 3 and 2 : 3. The ratio in which these mixtures be mixed to form a new mixture containing half milk and half water is
Question 2
Solution A contains 15% acid and solution B contains 35% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 20% acid?
Question 3
In an alloy , gold and copper are in the ratio of 3:1. In the second alloy, the same elements are in the ratio of 1:5. Calculate the ratio in which the given two alloys should be mixed to obtain in a new alloy in which gold and copper are in the ratio of 7 : 9?
Question 4
A milkman makes 20% profit by selling milk mixed with water at Rs. 9 per litre. If the cost price of 1 litre pure milk is Rs. 10 then the ratio of milk and water in the said mixture is how much?
Question 5
A and B are two alloys of gold and copper prepared by mixing metals in the ratio 7 : 2 and 7:11 respectively. If equal quantities of the alloys are melted to form a third alloy C, the ratio of gold and copper in C will be how much?
Question 6
Three glasses of capacity 2 L, 5 L and 9 L contain mixture of milk and water with milk concentrations 90% 80% and 70% respectively. The contents of three glasses are emptied into a large vessel. Find the ratio of milk to water in the resultant mixture
Question 7
In what proportion must tea at Rs 14 per kg be mixed with tea at Rs 18 per kg so that the mixture’s worth becomes Rs 17 per kg?
Question 8
There are two containers of equal capacity. The ratio of milk to water in the first container is 3:1, in the second container 5:2. If they are mixed up, the ratio of milk to water in the mixture will be?
Question 9
A mixture of certain quantity of milk with 24 lit water is worth 12 Rs./ lit. If it is pure then the price of milk is 18 Rs./lit, then find the profit or loss after adding water in it.
Question 10
Rs. 146/kg tea is mixed with Rs. 149/kg tea in the respective ratio 3:4 then what is cost price of one kg mixture?
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Mar 7SSC & Railway
