Get a toy car free with every packet of chips. Which method of sales promotion is it?
'Buy three t-shirts and get one t-shirt free' is an example of one of the techniques of sales promotion. Identify and explain the technique.
A stall sells popcorn and chips in packets of three sizes: large, super, and jumbo. The numbers of large, super, and jumbo packets in its stock are in the ratio 7 : 17 : 16 for popcorn and 6 : 15 : 14 for chips. If the total number of popcorn packets in its stock is the same as that of chips packets, then the numbers of jumbo popcorn packets and jumbo chips packets are in the ratio