This practice GMAT test includes only GMAT mixture problems, which are part of the GMAT problem solving section.
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Two equal glasses filled with mixture of milk and water in the proportions of 2:1 and 1:1 respectively are emptied into a third glass. What is the proportion of milk and water in the third glass?
A. 7:3
B. 5:7
C. 3:7
D. 7:5
E. None of these
4 litres of a 20% solution of alcohol in water is mixed with 6 litres of an 80% solution of alcohol in water. What is the strength of alcohol in the resulting mixture?
A. 52%
B. 50%
C. 56%
D. 60%
5 litres of water is added to a certain quantity of pure milk costing $3 per litre. If, by selling the mixture at the same price as before a profit of 20% is made, what is the amount of pure milk in the mixture?
A. 25 litres
B. 18 litres
C. 20 litres
D. 30 litres
1 litre of water is added to 5 litres of a 20% solution of alcohol in water. The strength of alcohol is now?
A. 16.67%
B. Unaltered
C. 10%
D. 5%
6kgs of tea at $6 per kg and 4 kgs of tea at $7 per kg are mixed together and the mixture is sold at a 10% profit. What is the selling price per kg of mixture?.
A. $6.28
B. $6.94
C. $7.04
D.$6.38
A man went to a shop and was shown some shirts costing $100 each and some pants costing $150 each. If he had $1200 with him, what was maximum number of pants that he could have purchased, if he had also wanted to purchase some shirts and wants to spend the entire amount?
A. 6
B. 5
C. 7
D. 3
$105000 was divided between 1500 men and women so that each man got $100 and each woman $50. How many women were there?
A. 1400
B. 900
C. 700
D. 350
An alloy contains copper and zinc in the ratio of 5:3 and another contains copper and tin in the ratio of 8:5. If equal weights of the two are melted together to form a new alloy, find the weight of tin per kg in the new alloy.
A. Kg
B. Kg
C. Kg
D. Kg
Two liquids are mixed in the proportion of 3:2 and the mixture is sold at $11 per litre at a 10% profit. If the 1st liquid costs $2 more per litre than the second, what does it cost per litre?
A. $11
B. $10.80
C. $10.40
D. $11.75
A milk vendor purchased some milk at the rate of $7.50 and after mixing 30% of water to it sold the mixture at the cost price. His profit per cent is.
A. 30%
B. 3%
C. 25%
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