The sides of 14 Square's are 11 cm, 12 cm, 13 cm, ............ 24 cm, then find the total area of 14 squares.

Raju starts walking towards south. After walking 20 m he turns towards North and Walks 8 m. Again he turns towards East and walks 5 m. How far and in which direction is he from his starting point.

The diameter of a circle is 10 cm. "P" is the point lying outside the circle. From that point "P" two tangents are drawn to the circle. the length of each tangent is 12 cm. What is the distance between "P" and the centre of the circle.

Find the unknown number

20 13 07

30 08 22

40 ? 28

Range and Range coefficient of the data -3, -2, -1, 0, 1, 2, 3 are respectively

Median of 12,17,5,8,13,6,9 is