Exercise A: Patterns --Finding Formulas and Missing Values
1.
Andre selts silicon cell phone c...
Mathematics, 03.03.2021 15:50 smckinney6139
Exercise A: Patterns --Finding Formulas and Missing Values
1.
Andre selts silicon cell phone covers at his stall. His fixed cost is R500 per month and he
pays R25 per cell phone cover. His costs are shown in the table below:
Number of items (n)
144 4
2 3 10
Total cost in Rand (0) 500 525 550 575
875
(a) Find the formula for calculating his total cost. Use C for total cost and n for the
number of cell phone covers.
(b) Hence, calculate the values of the unknown letters. Show all your steps.
0
1
Π
Aβ
Answers: 3
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