## Aptitude question

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Find the value of 1(1!) + 2(2!) + 3(3!) + ………… + 222(222!) ? ...

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Aptitude 2 years 0 Answers 740 views 0

## Quantitative aptitude

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Consider the example of finding the probability of selecting a black card or a 6 from a deck of 52 cards. ...

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Probability 3 years 0 Answers 897 views 0

## Alligation and Mixture

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A can contain a mixture of two liquids X and Y in the ratio 7:5. When 9 litres of the mixture is drawn off and replaced with liquid Y, the ratio of X and Y becomes 7:9. What was the ...

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Mixtures and allegations 3 years 0 Answers 955 views 0

## Alligation and Mixture

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A container has 40 litres of milk. From this container, 4 litres of milk is taken out and replaced with water. This process is repeated two more times. What will be the final quantity of water (in litres) in the ...

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Mixtures and allegations 3 years 0 Answers 843 views 0

## Alligation and Mixture

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A container has 40 litres of milk. From this container, 4 litres of milk is taken out and replaced with water. This process is repeated two more times. What will be the final quantity of water (in litres) in the ...

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Mixtures and allegations 3 years 0 Answers 784 views 0

## Alligation and Mixture

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8 litres are drawn from a cask full of wine and is then filled with water. This operation is performed three more times. The ratio of the quantity of wine now left in cask to that of water is 16 ...

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Aptitude 3 years 0 Answers 782 views 0

## Partnership

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A started a business by investing Rs. 25,000. 6 months later B joins by investing Rs.15,000. After another 6 months, B invests an additional amount of Rs. 15,000. At the end of 3 years they earn a profit of Rs. ...

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Partnership 3 years 0 Answers 852 views 0

## Ratio and Proportion

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The ratio of the number of students studying in a school A, B and C is 5:6:8. If the number of students studying in each of the schools is increased by 30%, 25% and 25% respectively, what will be the ...

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Ratio & Proportion 3 years 0 Answers 783 views 0

## Ratio and Proportion

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A company ‘X’ sells TV at the price of Rs. 7000 whereas another company ‘Y’ sells the same TV at the price of Rs. 16800. What is the ratio of their respective selling prices? ...

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Ratio & Proportion 3 years 0 Answers 828 views 0

## SI

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A sum of money invested at compound interest amounts to Rs.800 in 3 years and Rs. 882 in 5 years. What is the rate of interest? ...

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Simple & Compound Interest 3 years 0 Answers 708 views 0