Quantitative Aptitude - Arithmetic Ability Questions

In a triangle PQR, PX, QY and RZ be altitudes intersecting at O. If PO = 6 cm, PX = 8 cm and QO = 4 cm, then what is the value (in cm) of QY?

An article was sold at Rs. 950 allowing 5% discount on the marked price. The marked price of the article is

If sinA = x, then x is equal to

At what rate of compound interest per annum will a sum of Rs 50000 become Rs 73205 in 2 years?

Simplify : 132 - 142 + 172 - 250 = ?

Δ LMN is right angled at M. If m∠N = 60 deg., then Tan L =______.

Raj takes 2 1/3 hrs to complete a certain distance at a speed of 51 kmph. What time would Kiran take to complete the same distance at a speed of 68kmph?

A closed wooden rectangular box made of 1 cm thick wood has the following outer dimensions : length 22 cm, breadth 17 cm, and height 12cm. It is filled to capacity with cement. What is the volume of the cement in the box?