Quantitative Aptitude - Arithmetic Ability Questions

Choose the one which is odd from the following options

Coefficient of x in (x + 11)(3 -­ 5x) is _____.

If 7 + 4x > 3 + 3x and 3x -­ 2 < 5 -­ x; then x can take which of the following values?

If cosec 45° - sin 30° = x, then x is

What is the mean of first hundred natural numbers?

At what point does the line 2x - 3y = 6 cuts the Y axis?

A tent is to be built in the form of a cylinder of radius 5 m surmounted by a cone of the same radius. If the height of the cylindrical part is 6 m and slant height of the conical part is 10 m, how much canvas will be required to build the tent? Allow 20% extra canvas for folding and stitching. (Take π = 22/7)

ΔPQR is right angled at Q. If cosP = 3/5, then what is the value of cosR ?