If 4 kg of an alloy made of 1/4th iron and rest is mixed with 6 kg of another alloy made of 2/3rd iron and rest tin, find the ratio of iron to tin in the resultant mixture. 1 : 1 1 : 2 2 : 1 3 : 2 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio must a grocer mix two varieties of pulses costing Rs. 15 and Rs. 20 per kg respectively so as to get a mixture worth Rs. 16.50 kg? 7 : 3 5 : 7 3 : 7 7 : 5 TRUE ANSWER : ? YOUR ANSWER : ?
An alloy of copper and bronze weight 50g. It contains 80% Copper. How much copper should be added to the alloy so that percentage of copper is increased to 90%? 55 gm 60 gm 45 gm 50 gm TRUE ANSWER : ? YOUR ANSWER : ?
8 litres are drawn from a flask containing milk and then filledwith water. The operation is performed 3 more times. Theratio of the quantity of milk left and total solution is 81/625.How much milk the flask initially holds? 40 ltr 30 ltr 10 ltr 20 ltr TRUE ANSWER : ? YOUR ANSWER : ?
In a mixture of milk and water, there is 19% milk. If the quantity of milk in the mixture is 437 mililitres, then what is the total quantity (in millilitres) of mixture? 2350 2200 2300 2400 TRUE ANSWER : ? YOUR ANSWER : ?
Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1 : 1 : 2. If mixture is worth Rs. 153 per kg, the price of the third variety per kg will be: 180 175.50 170 169.50 TRUE ANSWER : ? YOUR ANSWER : ?
The cost of type - I rice is Rs. 15 per kg and type - II is Rs. 20 per kg. If both type - I and type - II are mixed in the ratio of 2 : 3, then find the price per kg of the mixed variety. 18 18.50 19.50 19 TRUE ANSWER : ? YOUR ANSWER : ?
In a 40 litre mixture of alcohol & water, the ratio of alcohol and water is 5 : 3. If 20% of this mixture is taken out and the same amount of water is added then what will be the ratio of alcohol and water in final mixture? 2:1 1:1 1:2 3:1 TRUE ANSWER : ? YOUR ANSWER : ?
A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup? 1 5 1 3 1 4 1 7 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio should two varieties of tea at Rs. 60 per kg and Rs.120 per kg be mixed together so that by selling the mixture at Rs.96 per kg, a profit of Rs.20% is obtained? 2:1 1:3 1:4 1:2 TRUE ANSWER : ? YOUR ANSWER : ?