The exchange rate is R20 to US$1. How many rand do you get for US$200?
Answer and explanation
Correct answer: D. R4 000
- Step 1: Each dollar gives R20.
- Step 2: 200 × 20 = R4 000.
Answer
R4 000.
Why not the others: R10: the dollars were divided by the rate instead of multiplied. R220: the dollars and the rate were added. R400: an extra factor of 10 was applied.
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