## 300 kg of sugar solution has 40% sugar..

300 kg of sugar solution has 40% sugar in it. How much sugar should be added to make it 50% in the solution ? A. 40 kg B. 50 kg…

## In 80 litres mixture of milk and water…

In 80 litres mixture of milk and water the ratio of amount of milk to that of amount of water is 7 : 3. In order to make this ratio…

## 60 kg of an alloy A is mixed with 100 kg…

60 kg of an alloy A is mixed with 100 kg of alloy B. If alloy A has lead and tin in the ratio 3 : 2 and alloy B…

## Two vessels A and B contain milk and water…

Two vessels A and B contain milk and water mixed in the ratio 8 : 5 and 5 : 2 respectively. The ratio in which these two mixtures be mixed…

## 12500 students appeared in an exam. 50% of…

12500 students appeared in an exam. 50% of the boys and 70% of the girls cleared the examination. If the total percent of student qualifying is 60% , how many…

## Two blends of a commodity costing Rs. 35..

Two blends of a commodity costing Rs. 35 and Rs. 40 per kg respectively are mixed in the ratio 2 : 3 by weight. If one-fifth of the mixture is…

## A and B are two alloys of gold and copper..

A and B are two alloys of gold and copper prepared by mixing metals in the ratio 5 : 3 and 5 : 11 respectively. Equal quantities of these alloys…

## A barrel contains a mixture of wine and water

A barrel contains a mixture of wine and water in the ratio 3 : 1. How much fraction of the mixture must be drawn off and substituted by water so…

## Two types of tea costing Rs. 180/kg and Rs. 280/kg.

Two types of tea costing Rs. 180/kg and Rs. 280/kg. In what ratio should these be mixed so that obtained mixture sold at Rs. 320/kg to earn a profit of…

## A sugar solution of 3 litres contain 60% sugar..

A sugar solution of 3 litres contain 60% sugar. One litre of water is added to this solution. Then the percentage of sugar in the new solution is :- A.…