Quantitative Aptitude - Arithmetic Ability Questions

Find the remainder when 413 divided by 3?

Gautam goes to office at a speed of 12 kmph and returns home at 10 kmph.His average speed is

A train has to cover a distance of 900 km in 25 hours. What should be its average speed in meters/second?

If (4x - 3) = (3x + 8), then the numerical value of(x + 1)3  is

In a class, 60% of children like Mathematics, 45% like Science and 25% like both Mathematics and Science. What is the percentage of children who like at least one subject?

For the inequation x^2–7x + 12 > 0, which one of the following is correct ?

In a class, there were 9 boys and some girls. In a test the mean score obtained by the boys was 12 while that obtained by the girls was 14. If the overall average was 13.1, what was the total number of students in the calss?

65.The angles of elevation of an aeroplane flying vertically above the ground, as observed from the two consecutive stones, 1 km apart; are 45o and 60o. The height of the aeroplane from the ground is