4 years ago

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

2 answers:

7 0

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

torisob [31]4 years ago

6 0

Answer:

Step-by-step explanation:

your welcome

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