Quantitative Aptitude - Arithmetic Ability Questions

Of the 5 numbers whose average is 76, the first is 3/7 times the sum of other 4. The first number is

What will be the acute angle between the hour-hand and the minute -hand at 2:13 p.m?

A man can row upstream at 12 km/hr and downstream at 18 km/hr. The man's rowing speed in still water is

In a class, average height of all students is 'a' cms. Among them, average height of 10 students is 'b' cms and the average height of the remaining students is 'c' cms. Find the number of students in the class. (Here a>c and b>c )

In the first 45 overs of a 50 over innings, the run rate was 5.8 runs per over. What is the required run rate in the remaining overs to reach the target of 295 runs?

If 10% loss is made on selling price, then the rate of loss on the cost price will be

Ram and Shyam undertook a work for Rs 5600. Ram alone can do the work in 5 days and Shyam alone can do the work in 9 days. If they worktogether, then what will be the difference (in Rs.) in the amount they receive?