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Three vessels whose capacities are in the ratio of 3:2: 1 are completely filled with milk and water. The ratio of milk and water in the mixture of vessels are 10: 4, 8: 2 and 16: 4 respectively. Taking 1/3 of first, ½ of second and 1/7 of third mixtures, a new mixture kept in a new vessel is prepared. The percentage of water in the new mixture is

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Question 7 of 10

7. Question

1 points

Category: Quantitative Aptitude

The compound interest on a certain sum of money at a certain rate per annum for two years is Rs. 2,050, and the simple interest on the same amount of money at the same rate for 3 years is Rs. 3000. Then the sum of money is:

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Question 8 of 10

8. Question

1 points

Category: Quantitative Aptitude

Even after reducing the marked price of a mobile by Rs64, a shopkeeper makes a profit of 15%. If the cost price of fan is Rs640 what percent of profit would have been made if he had sold the mobile at the market price?

The income of a broker remains unchanged though the rate of commission is increased from 4% to 5%. The percentage of slump in business is:

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Question 10 of 10

10. Question

1 points

Category: Quantitative Aptitude

How many words can be made by using the letters of the word FRIEND if all the vowels should be at even places and no letter is repeated or left?

Correct

Explanation
We have six letters of which two are vowels. There are three even places where we can put two vowels in 3 * 2 ways = 6 ways
Remaining four places can be filled in 4*3*2*! = 24 ways
Hence, the number of words = 6*24 = 144 ways

Incorrect

Explanation
We have six letters of which two are vowels. There are three even places where we can put two vowels in 3 * 2 ways = 6 ways
Remaining four places can be filled in 4*3*2*! = 24 ways
Hence, the number of words = 6*24 = 144 ways