Quantitative Aptitude - Arithmetic Ability Questions

What is the value of 5.6x0.36+0.42x3.20.8 x 2.1 ?

What is the difference (in Rs) between the compound interests on Rs. 4000 for 1 year at 12% per annum compounded yearly and half-yearly?

The two equal sides of an isosceles triangle is 20 cm each and the third side is 30 cm. What is the area(in cm2) of the triangle?

Marked price of a chair is Rs 800 and discount is 15%. What is additional discount (in percentage) should be offered to the customer to bring the price of chair to Rs 578?

If a - b = 4 and ab = -3, then what is the value of a3- b3?

Two labourers A and B are paid a total of Rs. 1120 per day. If A is paid 180 percent of what is paid to B, how much (in Rs) is B paid?

Findout the odd word/letters/number/number pair from the given alternatives.

A train 240 meters in length crosses a telegraph post in 16 seconds. The speed of the train is?