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Beginning at sunrise, the temperature rose 2.8 degrees per hour.


How long did it take for the temperature to rise a total of 19.18 degrees?


A.0.682 h


B.0.685 h


C.6.820 h


D.6.850 h

Verified Answer :

19.18 / 2.8 = 6.85

So answer is D.6.850 h

SJ2006

Temperature rose for 2.8 degrees = 1 hour

for temperature rose for 1 degree = 1/2.8 hour

Now, for 19.18 degrees, it would be = 1/2.8 * 19.18 = 6.850 h

D)OPTION D is your answer........

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