Quantitative Aptitude - Arithmetic Ability Questions

If 1 shirt is offered free on purchase of 3 shirts priced Rs 500 each, then what is the effective discount on each shirt?

HCF and LCM of two numbers are 11 and 825 respectively. If one number is 275 find the other number.

Find the L.C.M of 4/5, 2/3 and 5/7.

The list price (marked price ) of an article is Rs. 900 and is available at two successive discounts of 20% and 10% ; the selling price of the article,in rupees, is

If ab = 21 and a+b2a-b2 = 254,then the value of a2+b2+3ab

If sinθ+cosecθ=2, the value of sinnθ+cosecnθ is

The LCM of two numbers is 66. The numbers are in the ratio 2:3. The sum of the numbers is

By increasing the price of entry ticket to a fair in the ratio 11:16, the number of visitors to the fair has decreased in the ratio 19:9. In what ratio has the total collection increased or decreased?