Quantitative Aptitude - Arithmetic Ability Questions

PQR is an equilateral triangle whose side is 10 cm. What is the value (in cm) of the inradius of triangle PQR?

Given that tan(θ + 15°) = √3. Then the value of θ is?

What is the value of 232 ?

What is the value of (cot30°+ 2/√3) ?

If a sum of money deposited in a bank at simple interest is doubled in 6 years, then after 12 years, the amount will be

What is the value of (1 + cotA)2 + (1 -­ cotA)2?

Select the odd number from the given alternatives.

Ramu can row 9 kmph in still water. It takes him twice as long to row up as to row down. Find the rate of stream.