A pictorial representation, which show the type of quantity and number of each quantity is called a pictograph.
This pictograph represents the different toys available in the section of the supermarket.
And the symbol is a representation of the number of toys of each type. E.g. number of cars is 9 symbols.
The number at the base of the pictograph represents the number of items represented by one symbol in the diagram.
The total number of items of each type is equal:
Number of Symbols x Number of items represented by symbol.
How many items are there in the whole section in total?