waecmaths question:
In a particular year, the exchange rate of Naira (N) varies directly with the Dollars. If N1222 is equivalent to 8 dollars. Find the Naira equivalent to 36dollars
Option A:
N8976
Option B:
N5049
Option C:
N140.25
Option D:
N31. 17
waecmaths solution:
N1222 is equivalent to $8
36dollars will be $\frac{N1222}{8}\times 36=N5499$
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