Quantitative Aptitude - Arithmetic Ability Questions

Some one rupee, 50 paisa and 25 paisa coins make up rupees 93.75 and their numbers are in the proportion of 3 : 4 : 5. Find the number of each type of coins?

If the shopkeeper sells an item at Rs 960 which is marked as Rs 1200, then what is the discount he is offering?

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 ab+ba=1,then the value of a3+b3 is

Two numbers are in ratio 3:4. When 3 is subtracted from both the numbers, the ratio becomes 2:3. Find the sum of the numbers.

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

What is the measure of the central angle of the sector whose area is 462 sq cm and radius of the circle is 21 cm?

If (5/9 of x) ­- (2/5 of 9/4) equals ­ -4/5 then find x.