Quantitative Aptitude - Arithmetic Ability Questions

Rs. 490 is divided among A, B and C such that A's share is half that of B's and thrice that of C's. What is C's share?

Solution A contains 10% acid and solution B contains 30% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 25% acid?

If x + (1/x) = 2, then what is the value of x64 + x121?

What is the y – intercept of the linear equation 59x + 14y – 112 = 0?

In a trapezium, one diagonal divides the other in the ratio 2 : 9. If the length of the larger of the two parallel sides is 45 cm, then what is the length (in cm) of the other parallel side?

The point P(a, b) is first reflected in origin to P1 and P1 is reflected in Y-axis to (4, -3). What are the co-ordinates of point P?

When a number is increased by 120, it becomes 130% of itself. What is the number?

In ∆ABC, ∠A = 90°, AD ⊥ BC and AD = BD = 2 cm. The length of CD is