Quantitative Aptitude - Arithmetic Ability Questions

The least number of square tiles of side 41 cms required to pave the ceiling of a room of size 15m 17cm long and 9m 2 cm broad is:

If [2(4x/5 - 3/4)]/3 - 5/3 = -1/6, then the value of x is?

If 123 x 356 = 43788, then 1.23 x 0.356 = ?

Two equal circles intersect so that their centres, and the points at which they intersect form a square of side 1 cm. The area (in sq.cm) of the portion that is common to the circles is

What should be added to 5(2x-y) to obtain 4(2x - 3y) + 5(x + 4y)?

Coefficient of x2in (x + 9)(6 - 4x)(4x - 7) is

What is the equation of a line having a slope -1/3 and y-intercept equal to 6?

What is the simplified value of 22433+393-11253?