Quantitative Aptitude - Arithmetic Ability Questions

A circle is inscribed in a square. If the length of the diagonal of the square is 14√2 cm, what is the area of the circle?

What is the value of (cot45 - √2) ?

Select the odd word/letters/number/number pair from the given alternatives.

The radius of a hemisphere is 21 cm, what is its volume? (Take π = 22/7)

In triangle ABC, O is the orthocenter and angle BOC is 120 deg. Calculate angle BAC.

At 8% simple interest per annum a sum of money becomes Rs. 300 in 2.5 years. What was the sum invested?

If tan (5x ­- 10°) = cot (5y + 20°), then the value of x + y is

The average revenues of 7 consecutive years of a company is Rs 83 lakhs. If the average of first 4 years is Rs 78 lakhs and that of last 4 years is Rs 90 lakhs, find the revenue for the 4th year.