3 years ago

Pls help me with this

Mathematics

1 answer:

Black_prince [1.1K]3 years ago

4 0

Answer:

71°

Step-by-step explanation:

The temperature had to be at least 71° when the heater quit to be able to lose 4° and still be at least 67° when the heater is repaired.

Question is...how did someone know that the heater had failed?

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