Quantitative Aptitude - Arithmetic Ability Questions

Which one of the following combination of measurements can form the sides of a triangle?

How many times does the number 5 occur in the range of numbers from 1 to 100?

Puneet lent out Rs 30000 in two parts, one at 5% and the other at 9% interest. The yearly average interest comes out to be 6%. What are the amounts (inRs) that are lent at 5% and 9% respectively?

Kaushik bought a toy for Rs. 160 and sold it for Rs. 180. The rate of profit was ___%.

The square root of 5776 is

The amount of extension in a spring is proportional to the weight hung on it. If the weight of 5 kgs produces an extension of 0.4 cm, what weight would produce an extension of 5cm?

When n is divided by 4, the remainder is 3. The remainder when 2n is divided by 4 is:

If tanα = 2 - 1, then the value of  tanα - cotα = ?