You finish painting the exterior door to your house at 5 PM on Monday. The paint

Question

You finish painting the exterior door to your house at 5 PM on Monday. The paint information states that 48 hours of 69 degree F drying time is required; i.e. you can only count time periods when the temperature is at least 69 degrees. When will the door be dry?

Answer choices:

(a) Hour (1-12)

(b) AM vs. PM

Suppose Tit) 22 sinl 2(t - 7)64 is the temperature(in degrees Fahrenheit) at time t, where t is measured in hours after midnight on Sunday. You finish painting the extarior door to your house at S PM on Monday. The paint infonmation states that 48 hours of 69 F drying time is required; l.?., you can only count time periods when the temperature is at least 6gPF. When will the door be dry? (Round your answer to the nearest hour) Select Additional Materials Reading

Explanation / Answer

As in a day we dont have standard temperature

The temperature varies from 12:01 am to 12:00pm in night

We have 69F temperature for a period of maximum 8-12 hrs

The paint becomes dry in any weekday from sunday through saturday

As it requires 48 hrs which equals 2 days and as the temperature varies in a day so the best option is C

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