IPMAT RohtakModern Math > Medium60725675✅ Correct Option: 3Related questions:How many signposts can be made using 6 different coloured symbols when any number of them can be posted at a time?There are 12 copies of Beetles CDs, 7 copies of Pink Floyd CDs, 3 different CDs of Michael Jackson, and 2 different CDs of Madonna. Find the number of ways in which one or more than one CD can be selected?Can you calculate in how many ways can 7 tennis players can be seated in a circular order?