Quantitative Aptitude - Arithmetic Ability Questions

The diagonal of a square is 10√2 cm, find its perimeter?

Find the odd words/letter/number from the given alternatives:

What is the equation of the line passing through the point (0,­4) and making an angle of ­45° with the positive x­axis?

The order of rotational symmetry of a parallelogram is

A sum of Rs 5000 becomes Rs 8000 in 3 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is yearly), then what will be the amount (in Rs) after 3 years?

If the volumes of two right circular cones are in the ratio 1:4 and their diameters of bases in the ratio 4:5, then their heights will be in the ratio:

Mr. Akbar sold a bus for Rs.20,400 with a loss of 15%. At what price should the price should the bus be sold to get a profit of 15%?

The mean of marks secured by 35 students in division A of class X is 65, 45 students of division B is 61 and that of 70 students of division C is 59. What is the mean of marks of the students of three divisions of Class X?