Quantitative Aptitude - Arithmetic Ability Questions

A rectangular swimming pool of length 20 m and breadth 10 m has a uniformly sloping floor. It is 1 m in depth on one end of its length and 3 m at the other. How much water is needed to completely fill this pool? (Take π = 22/7)

If x+1x=-2,then the value of x7+1x7

If x – 3 + [1/(x – 3)] = 4, what is the value of [(x – 3)3+ [1/(x – 3)3]?

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

What is the value of 1/√2 Cot 30° + 1/√3 Cosec 60°?

If 7A = 5B = 2C; find A : B : C.

In a class of 66 students there are 33 girls. The average weight of these girls is 61 Kg and average weight of the full class is 66 kgs. What is the average weight of the boys of the class?

In the given figure, PQRS is a square and SRT is an equilateral triangle. What is the value (in degrees) of angle SOR?