Quantitative Aptitude - Arithmetic Ability Questions

A missile travels at 1278 km/h. How many metres does it travel in one second?

A solid right circular cone of radius 4 cm and height 7 cm is put inside a cylindrical vessel of radius 5 cm and height 8 cm. How much water in cubic cm will be required to fill the cylindrical vessel completely?

If 1/4th of the wall is painted blue, 1/2 is painted yellow and remaining 3 m is painted white, what is the length of the wall?

If a+1a2 = 3, then the value of  a3+1a3 is

Find the mean proportional between 2 and 98?

If 3√2 + √18 + √50 = 15.55, then what is the value of √32 + √72?

What is the value of (4/3) cot2 (p/6) + 3 cos2 (150) – 4 cosec2 45 + 8 sin (p/2)?

If 4(x + 5) -­ 3 > 6 -­ 4x ≥ x -­ 5; then the value of x is