Directions: In the following question four words have been given, out of which three are alike in some manner and the for one is different. Choose out the odd one.

Find the missing number?
2, 15, 41, 80, ?

Direction: In the following question, select the related letters from the given alternatives.

Car : Petrol :: Television : ?

A , B, and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave? 

In a business A and B gained some amount in a certain ratio. B and C received the profit in the ratio as that of A and B. If A received ₹ 6,400 and C received ₹ 10,000. Find the share of B 

A policeman starts to chase a thief. When the thief goes 10 steps the policeman moves 8 steps and 5 steps of the policeman are equal to 7 steps of the thief. The ratio of the speeds of the policeman and the thief is: 

A person bought pens at 25 for a rupee and sold at 15 for a rupee. What is his profit percentage? 

Ram spends 40 % of his salary on food, 20% on house rent, 10% on entertainment and 10% on conveyance. If his savings at the end of a month are ₹ 1500, then his salary per month (in ₹) is: