A washing machine is priced at $960. A shop offers a 20% discount. Wei Lin pays a deposit of $168 and pays the remaining amount in 6 equal monthly instalments. How much is each monthly instalment?
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Worked Solution
Step 1: Apply 20% discount: $960 × 0.80 = $768.
Step 2: Subtract deposit: $768 − $168 = $600.
Step 3: Divide remainder by 6 instalments: $600 ÷ 6 = $100.
Correct answer: $100
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