Question

Show work

1. Convert 12 hours=____seconds

2. Show your work. A substance has a freezing point of -20C. What is the freezing point of the substance in degrees Fahrenheit (round your answer to the nearest tenth).

Answer 1

THE ANSWER IS 3600

Explanation:

THE ANSWER IS 3600

1 MINUTES IS 60 SECONDS

60×60=3600

Answer 2

Problem 1

`12 \text{ hours} = 12 \text{ hours} * \frac{60 \text{ minutes}}{ 1 \text{ hour }}* \frac{60 \text{ seconds}}{ 1 \text{ minute }}\\\\12 \text{ hours} = (12*60*60)/(1*1) \text{ seconds}\\\\12 \text{ hours} = 43200 \text{ seconds}\\\\`

Answer: 43200 seconds

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Problem 2

F = 1.8*C + 32

F = 1.8*(-20) + 32

F = -36 + 32

F = -4

Answer: -4 degrees Fahrenheit