Quantitative Aptitude - Arithmetic Ability Questions

What is the area (in sq cm) of a circle whose circumference is 22 cm?

In the following question, select the related number from the given alternatives.

695 : 659 : : 839 : ?

If Cos θ = 35/37 , then what is the value of Cot θ?

The centroid of an equilateral triangle ABC is G. If AB is 6 cms, the length of AG is

D, E, F are the mid - points of the sides BC , CA and AB respectively of a ΔABC . Then the ratio of the areas of ΔDEF and ΔABC is

Which one of the following is the minimum value of the sum of two integers whose product is 24?

The reciprocal of the sum of the reciprocals of 3/8 and 8/11 is:

Ages of Lalu and Balu are in the ratio of 1 : 2. After 7 years their ages ratio changes to 3 : 5. The elder person age is