Quantitative Aptitude - Arithmetic Ability Questions

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

If a:b = 5:8, find the value of (6a -­ 5b)/(a + 2b).

Let A(O,-1), B(0,3) and C(2,1) be three points. Let   △1 be the area of the triangle ABC and △2 be the area of the triangle formed by the mid points of the sides of the triangle whose vertices are A, B and C such that △1=1 ,△2=x Find the value of x .

What is the value of cosec -7π/6?

If x/y = 4/9, then what is the value of (7x2 – 19xy + 11y2)/y2 ?

In a shop 4.5% of 1500 kg toor dal was sold. Find the quantity sold

Marked price of an item is Rs 200. On purchase of 1 item discount is 5%, on purchase of 2 items discount is 14%. Rajeshri buys 3 items, what is the effective discount?