# Math

A woman went for a 48km drive in her car, partly in town in the country. She drove at an average of 40km/hr in town and an average speed of 50km/hr in the country. If the drive took her one hour altogether then how long did she drive in the country?

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2. 👎 0
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1. X hrs in town.
(1-X) hrs in country.

40x + 50(1-x) = 48 km
40x + 50-50x = 48
-10x = -2
X = 0.2 Hours in town
1-X = 1-0.2 = 0.8 hrs = 48 min. in the
country.

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2. 👎 0
posted by Henry

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