Quantitative Aptitude - Arithmetic Ability Questions

If x2 – 4x + 1 = 0, then what is the value of x9 + x7 – 194x5 – 194x3?

If 3x ­- 2(4 ­- 3x) < 2x ­- 5 < 3x + 3; then the value of x is

In a circle, two arcs of unequal length subtend angles in the ratio 5:3. If the smaller angle is 45° then the measure of other angle in degrees.

What is the value of sec -2π/3 ?

How many natural numbers are there between 1000 to 2000, which when divided by 341 leaves remainder 5?

Meghnad can do a piece of work in 45 hours. If he is joined by Jayshri, who is 50% more efficient, in what time will they together finish the work?

A shopkeeper by selling 13 Titan watches, earns a profit equal to the selling price of 3 Titan watches. His profit percentage is