The height of mountains is measured in centimetres.
Question 69(iv) Given below are heights of 15 boys of a class measured in centimetres: 128, 144, 146, 143, 136, 142, 138, 129, 140, 152, 144, 140, 150, 142, 154. Find the median height of the boys.
Compute the volume and surface area of rectangular prisms of measurements given below:
(i) length 24 centimetres, breadth 15 centimetres, height 32 centimetres
(ii) length 42.5 centimetres, breadth 25 centimetres, height 86 centimetres
(iii) length 37 centimetres, breadth 23 centimetres, height 58 centimetres