A man walks from his house to the Railway Station to catch a train, which is running as per schedule. If he walks at 6 km/hr, he misses the train by 9 minutes. However, if he walks at 7 km/hr, he reaches the station 6 minutes before the departure of train. The distance of his home to the Railway Station is:

A customized jewellery was sold at rs. 1000 with 90% discount on the 'making charges.' If they payment made for making charges was rs. 100, what is the approximately rate of discount on the product?

Difference between two numbers is 9 and difference between their squares is 981. Lowest of the two numbers is:

During the academic session 2009-10, in Banaras Hindu University, Varanasi, the number of students studying Arts, Law and Commerce was in the ratio of 5 : 6 : 7. If during the academic session 2010-11 the number of students studying Arts, Law and Commerce increased by 20%, 30% an…

Ms. Jhulan Goswami scores 102 runs in the 18th innings of her career and thus increases her average by 5. After the 18th inning, her average is:

The ratio of two numbers is 4: 5. But, if each number is increased by 20, the ratio becomes 6: 7. The sum of such numbers is:

In a staff room of 25 teachers, 13 drink black coffee, 7 milk coffee, 9 drink both tea and either type of coffee, and everyone drinks either of the beverages. How many teachers drink only tea?

Jorgen's taxable income for 2010-11 is Rs. 5, 00,000. The tax rates are (i) nil for first 1,50,000, (ii) 10% for 1,50,001- 3,00,000, and (iii) 20% for the remaining. His Tax liability is:

A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, the probability that it bears a perfect square number is: