Quantitative Aptitude - Arithmetic Ability Questions

The ratio between Ram's age and Rahim's age is 10:11. What is the age of Rahim in percentage of Ram's age

A cone of radius 7 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 3.5 cm. What will be the height of water in this vessel?

PQ and RS are common tangents to two circles intersecting at A and B. AB, when produced both sides, meet the tangents PQ and RS at X and Y, respectively. If AB = 3 cm, XY = 5 cm, then PQ (in cm) will be

If R019 is divisible by 11, find the value of the smallest natural number R?

If x = a + 1a, y = a - 1a ,(a>0), then the value of x4+y4-2x2y2 is

What will be the quotient when 2143 is divided by 38?

If the product of two numbers is 2522 and their LCM is 97 then their HCF is

If a3 + b3 + c3 - 3abc = 0, then the value of a2/bc + b2/ac - 3.