Quantitative Aptitude - Arithmetic Ability Questions

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is

A sphere has the same curved surface area as a cone of vertical height 40 cm and radius 30 cm. The radius of the sphere is

If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?

Instead of multiplying by 25, a student multiplies that number by 52 and gets 324 more than correct answer. Then that number is

Find the least number which when divided by 12, 15, 18 and 27 leaves remainders 10, 13, 16 and 25 respectively.

Simplify (b5x2a3z4)*(b3x2a4z5) / (a2b3z2)

Which one of the following is true for 0°<θ<90°

If a.sin 45°.cos 45°.tan60° = tan 245° ­ cos60° then find the value of a ?