1. ©G Dear 2010 – Not to be sold/Free to use
Mobile
Phone Plans
Applied Mathematic
(Preliminary General 1)
Cost for Mobiles
Stage 6 - Year 11
Press Ctrl-A
©G Dear 2010 – Not to be sold/Free to use

2. Cost of Calls – Types (1/3)
How much does a 5 minute call
cost on the $49 cap?
Cost =
37c
+ 40c
x 10
[30 second blocks]
= $4.37c
End of
Slide

3. Cost of Calls – Types (1/3)
How much do 200 SMS messages
cost on the $49 cap?
Cost =
25c
x 200
= $50.00
End of
Slide

4. Cost of Calls – Types (1/3)
How much do 200 pictures
cost on the $49 cap?
Cost =
50c
x 200
= $100.00
End of
Slide