THE VENDING MACHINE
The above shows a Vending Machine.
Basically there is an input and an output.
It is a one to one function.
1. What are the assumptions made in designing of the vending machine.
2. If a drink cost $1.50, draw a table of values to show number of bottles against cost.
in the following format
cost ($) number of bottles
3. Using a piece of graph paper, plot the graph of number of bottles again cost ($).
That is vertical axis - number of bottles
horizontal axis - cost ($)
scale : vertical axis - 2 cm - 1 unit
horizontal axis 1 cm - $1
4. Record 3 observations that you obtained from the graph.