A shuttle cock used for playing badminton has the shape of a frustum of a cone mounted on a hemisphere. The external diameters of the frustum are 5cm and 2cm, the height of the entire shuttle cock is 7cm. Find the external surface area.
In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.
Two ladies P and Q start on their scooters from the same place. P rides 8 km North, then turns West and rides 6 km, then turns to her right and rides 4 km.Q rides 10 km West, then turns to her right and rides 12 km. Where is Q with respect to P now?