# A sample of 125 light bulbs contained 3 defective bulbs. How many defective bulbs would you expect in a batch of 3000 light bulbs?

Question
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A sample of 125 light bulbs contained 3 defective bulbs. How many defective bulbs would you expect in a batch of 3000 light bulbs?

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Step 1

To calculate the number defective bulbs in the batch of 3000 light bulbs. A sample contains 125 light bulbs in which 3 is defective. Now, first calculate the multiple of 125 bulbs in a batch of 3000 bulbs then, multiply it by 3 to get the number of defective bulbs.

Step 2

Now, divide the 3000 bulbs with 125 bulbs to get the number of samples of 125 bulbs.

Step 3

Then, multiply number of samples with 3 to get th...

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### Algebra 