Quantitative Aptitude - Arithmetic Ability Questions

If 3+12=x+3y, then the x+y is 

The sum of a fraction and 3 times its reciprocal is 37/10. What is the fraction?

If ( x - 5)2 + (y - 2)2 + (z - 9)2 = 0, then value of (x + y - z) is

What is the value of Cot 45° - (1/√3)Cosec 60°?

Find the marked price if the selling price is Rs. 9250 and discount is 7.5%.

If the shopkeeper sells an item at Rs 450 which is marked as Rs 600, then what is the discount he is offering?

Divide Rs. 368 in the ratio 1:5:8:9. The rupees in the respective ratios are given by

In the following question, select the odd word pair from the given alternatives.