Ram travelled 1200 km by air which is formed of his trip. He travelled one-third of the trip by car and the rest by train. The distance (in km) travelled by train was 

In an election between two candidates, the candidate getting 60 % of the votes polled, is elected by a majority of 14, 000 votes. The number of votes obtained by the winning candidates is 

A and B can do a piece of work in 20 days and 30 days respectively. They started the work together but after 8 days they doing work in alternate days, started with B. how many days the work will be completed? 

Two trains 108 m and 112 m in length are running towards each other on the parallel lines at a speed of 45 km/hr and 54 km/hr respectively. To cross each other after they meet, it will take

Ravi had five subjects in his final examination. The maximum marks in each subject are 100. If his percentage in four subjects is 80, and he scores 65 marks in the fifth subject, determine his overall percentage for the five subjects.

If 8, X and 50 are in continued proportion, then the value of x is