Find the missing number?
1,1,3,4,5,9, 7, 16, 9, 25, 11, ? 

Find the missing number?
2.2, 14.8, 40, 90.4, ? 

Direction: In the following question, select the related letters from the given alternatives.
Doctor : Hospital :: Chef : ? 

Direction: In the following question, select the related letters from the given alternatives.
Food : Hunger :: Sleep : ? 

The average weight of 15 oarsmen in a boat is increased by 1.6 kg when one of the crews, whose weighs 42 kg is replaced by a new man. Find the weight of the new man (in kg). 

The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight (in kg) of B is 

Two numbers are in the ratio of 3: 5. If 9 be subtracted from each, then they are in the ratio of 12: 23. Find the numbers. 

A businessman bought an article and sold it at a loss of 5%. If he had bought it for 10% less and sold it for Rs. 33 more, he would have had a profit of 30%. The cost price of the article is