Quantitative Aptitude - Arithmetic Ability Questions

The addition of a rational number and its reciprocal is 61/30. Calculate the number.

An engineering student has to secure 25% marks to pass. He gets 45 and fails by 45 marks. Find the maximum marks.

A car travels a certain distance at 34 km/h and comes back at 66 km/h. What is the average speed for total journey?

What is the value of 5/9 + 7/8?

Between 200 and 400 how many numbers are divisible by 7?

If  C+1C = 3, then what is the value of C3+1C3 = ?

If the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is

Find out the odd word/letters/number/number pair from the given alternatives.