In the following figure, rectangle represents Web designers, circle represents Equestrians, triangle represents Poets and square represents Joggers. Which set of letters represents Joggers who are both Equestrians as well as poets?
If the difference between the compound interest and the simple interest on a certain sum at the rate of 5% per annum for 2 years is Rs. 20, then the sum is
If the length of a chord of a circle is equal to that of the radius of the circle, then the angle subtended, in radians, at the centre of the circle by chord is