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Verizon [17]
3 years ago
14

On the average, a certain light bulb is supposed to last 450 hours. If it

Mathematics
1 answer:
Dafna1 [17]3 years ago
6 0

Answer:

72 novels

Step-by-step explanation:

A number of assumptions are involved regarding operating environment, utilization fraction, and probability of failure as a function of time. The precise meanings of the words "average", "supposed to last", "maximum", and "expect" are involved. The details are too arcane to go into here.

 (450 hours)/(6 1/4 hours/novel)

 = (450/(25/4)) novels

 = (450*4/25) novels

 = 72 novels

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