Quantitative Aptitude - Arithmetic Ability Questions

When a discount of Rs. 42 is allowed on the marked price of an article, the new reduced price becomes 86% of the original price. Find the marked price.

If the shopkeeper sells an item at Rs 1250 which is marked as Rs 1500, then what is the discount he is offering?

Simplify 0.1x0.1x0.1 + 0.3x0.3x0.30.3x0.3 - 0.3x0.1 + 0.1x0.1

If a+1a2=3,then the value of a2+1a2 will be

If a + a2 + a3 – 1 = 0, then what is the value ofa3 + (1/a)?

If sinθ+cosθsinθ-cosθ=3,then the value of sin4θ-cos4θ is

The length of a side of an equilateral triangle is 8 cm. The area of the region lying between the circum circle and the incircle of the triangle is (use: π = 22/7)

Find the circumference (in cm) of a circle of radius 10.5 cm