waecmaths question:
A trader bought an engine for 15,000dollars outside Nigeria. If the exchange rate is 0.075dollars to N1.00, how much did the engine cost in naira?
Option A:
N250,000.00
Option B:
N200,000.00
Option C:
N150,000.00
Option D:
N100.000.00
waecmaths solution:
0.075dollars = N1.00
15,000.00dollars = $\frac{N1\times 15,000}{0.075}=N200,000$
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