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For every 144 light bulbs produced, 6 are defective. Find the number of defective light bulbs that could be expected out of 720.

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pingwin09
You are going to get the rate of the detects.
6 detects ÷ 114 light bulbs = 1/19 detects per light bulb

If there are 720 light bulbs, then the number of detects will be
720 light bulbs * 1/19 detects per light bulb = 37. 89 ≈ 38 detects

Answer:

30

Step-by-step explanation:

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