From the top of an upright pole 17.75 m high, the angle of elevation of the top of an upright tower was 60⁰. If the tower was 57.75 m tall, how far away (in m) from the foot of the pole was the foot of the tower?

A pipe of diameter ‘d’ can drain a certain water tank in 40 minutes. The time taken by a pipe of diameter ‘2d’ for doing the same job in: 

An article is listed at Rs 2375 A man purchases it at two successive discounts of 50 % and 25 % spends Rs 165 on repairing of article. If he sells the articles at a profit a of 62.5 % then what is the selling price (in Rs) of the article? 

Out of 5 men and 3 women. committee of 3 members is to be formed so that it has 1 woman and 2 men. In how many different ways can it be done? 

A line passing through the origin perpendicularly cuts the line 3x – 2y = 6 at point M. Find the co-ordinates of M. 

In what ratio must a mixture of 30 % alcohol strength be mixed with that of 50 % alcohol strength so as to get a mixture of 45 % alcohol strength? 

A person has some coins of ₹10, ₹5, and ₹2 denominations. The ratio of the products of the numbers of ₹10 and ₹5 coins, the numbers of ₹5 and ₹2 coins, and the numbers of ₹2 and ₹10 coins is 3: 4: 2 respectively. What could be the minimum amount of money this person has? 

The circle-graph given here shows the spending of a country on various sports during a particular year. Study the graph carefully and answer the question given below it.

If the total amount spent on sports during the year be Rs. 1,80,00,000 the amount spent on Basketball exceeds that on Tennis by: