Quantitative Aptitude - Arithmetic Ability Questions

In ∆ABC two medians BE and CF intersects at the point O and P,Q are the midpoints of BO and CO respectively. If the length of PQ=3cm, then the length of FE will be

Points P and Q lie on side AB and AC of triangle ABC respectively such that segment PQ is parallel to side BC. If the ratio of AP:PB is 2:3, and area of Δ APQ is 8 sq cm, what is the area of trapezium PQCB?

In the given figure, AB = 30 cm and CD = 24 cm. What is the value (in cm) of MN?

If x + 1/x = 6, then value of x2 + 1/x2 is

If(x + y)2 = xy + 1 and x3 – y3 = 1, then what is the value of x – y?

Calculate the value of 55-5, if the value of √5 = 2.236.

At 22% discount the selling price of a refrigerator is Rs 26000, what is the selling price if the discount is 40%?

If 3 tan θ = cot θ where 0 < θ < π/2, then what is the value of θ ?