Q 1: Find the range of the following data,
21, 35, 27, 36, 52, 53, 38, 42, 48, 56, 27, 30,
21, 45, 36, 23, 29, 52, 55, 24, 46, 52, 41, 27, 40. 45 40 35 50

Q 2: The length, width and height of a cuboid are 16cm., 14cm. and 12cm. respectively. Find the total surface area of the cuboid. 1166 Sq. cm. 1162 Sq. cm. 1168 Sq. cm. 1164 Sq. cm.
