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3 0

4 years ago

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Tim says -40°f is equal to -40°c. explain why this is true.

Murljashka [212]

Let C = degrees Celsius and F = degrees Fahrenheit $C = (F - 32) \times \frac{5}{9}\\\\$ $= (-40 - 32) \times \frac{5}{9}\\\\$ $= (-72) \times \frac{5}{9}\\\\$ $= -\frac{360}{9} \\\\$ $= -40$

4 0

3 years ago

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There are 480 sophomores and 520 juniors in a high school. Find the ratio of juniors to sophomores

kow [346]

Answer:

13:12, 13 to 12, or 13/12

Step-by-step explanation:

520:480

Divide both numbers by GCF (40)

13:12

4 0

3 years ago