Percentages, SM-Bank 061

A ring has a normal price tag of $320.

At sale time, it is reduced by 30%.

What it the sale price of the ring? (2 marks)

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\($224\)

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\(\text{Method 1}\)

\(\text{Sale price of ring}\)	\(=320-320\times 30\text{%}\)
	\(=320-32\times 3\)
	\(=320-96\)
	\(=$224\)

\(\text{Method 2 (Advanced)}\)

\(\text{Sale price of ring}\)	\(=320\times (100-30)\text{%}\)
	\(=320\times 70\text{%}\)
	\(=32\times 7\)
	\(=$224\)