Rajbir Singh

Answer to: Two poles of equal heights are standing opposite each other on either side of the road which is 85 m wide. From a point between them on the road, the angles of elevation of the top of the poles are 60° and 30° respectively.

Let the height of each pole be $h$ meters.
Let the point on the road be at distances $x$ mete...

Answer to: Find 'mean' and 'mode' of the following data: Class: 0-15 | 15-30 | 30-45 | 45-60 | 60-75 | 75-90 Frequency: 11 | 8 | 15 | 7 | 10 | 9

Class Intervals: $0-15, 15-30, 30-45, $