Mathematics & Logic
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541
The value of √(10 + √(25 + √(108 + √(154 + √(225))))) is:
Hard
Mathematics & Logic
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542
If 10% of x is the same as 20% of y, then x:y is equal to:
Easy
Mathematics & Logic
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543
If 6 men and 8 boys can do a piece of work in 10 days, while 26 men and 48 boys can do the same in 2 days, what is the time taken by 15 men and 20 boys?
Hard
Mathematics & Logic
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544
A sum of money doubles itself in 10 years at simple interest. What is the rate of interest per annum?
Medium
Mathematics & Logic
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545
The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is:
Hard
Mathematics & Logic
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546
If a certain sum of money becomes 3 times in 20 years at simple interest, the rate of interest is:
Medium
Mathematics & Logic
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547
The ratio of the ages of A and B is 4:5. After 6 years, the ratio becomes 6:7. What is the present age of B?
Medium
Mathematics & Logic
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548
If 5 persons can weave 5 mats in 5 days, how many mats will 10 persons weave in 10 days?
Medium
Mathematics & Logic
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549
The sum of the ages of a father and his son is 45 years. Five years ago, the product of their ages was 124. What is the current age of the father?
Hard
Mathematics & Logic
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550
A shopkeeper buys an article for ₹450 and sells it for ₹540. What is his profit percentage?
Easy
Mathematics & Logic
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551
If 6 men or 8 women can reap a field in 21.5 days, then how long will 3 men and 10 women take to reap the same field?
Hard
Mathematics & Logic
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552
A sum of ₹1,600 amounts to ₹1,840 in 2 years at simple interest. At what rate of interest per annum?
Medium
Mathematics & Logic
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553
If 15% of A is equal to 20% of B, then A:B is:
Easy
Mathematics & Logic
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554
The ratio of the speed of a car, a jeep, and a tractor is 3:5:2. What is the ratio of the time taken by them to cover the same distance?
Hard
Mathematics & Logic
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555
If a rectangle's length is increased by 20% and its breadth is decreased by 20%, what is the net change in area?
Medium
Mathematics & Logic
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