Quantitative Aptitude - Arithmetic Ability Questions

The compound interest earned in two years at 12% per annum is Rs 10176. What is the sum (in Rs) invested?

What is the value of sin (B – C) cos (A – D) + sin (A – B) cos (C – D) + sin (C – A) cos (B – D)?

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)

If the shopkeeper sells an item at Rs 4400 which is marked as Rs 5000, then what is the discount that he is offering?

If 2x- 3(4-2x) < 4x - 5 < 4x + 2x/3, then x can take which of the following values?

From an external point two tangents to a circle are drawn. The chord passing through the points of contact subtends an angle72° at the centre. The angle between the tangents is?

A sum of money becomes 77/50 of itself in 18/5 years when invested at simple interest. What is the rate (in percentage) of interest per annum?

A retailer gets a discount of 40% on the printed price of an article. The retailer sells it at the printed price. His gain percent is