A map drawn to a scale of 1 cm to 10 km, measures 24 cm by 18 cm. If the areas of land and water represented are in the ratio of 7:2, find in square km, the land area represented.
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Step-by-step explanation:
=432 sq.cm
area of land and water presented in map = 432×10×10
=43200sq
sum of terms in ratio=7+2=9
area of land=7/9×43200
=33600sq.km
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