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A quality control inspector examined 240 calculator and found 13 of them to be defective at this rate how many defective calculator will there be in a batch of 13 200

Respuesta :

salatulmaghrib
13200 = 55 x 240
If for 240, 13 calculators are bad;
For 13200, (13*55) calculators will be bad.
->715 calculators will be bad, from a sample of 13200.
khuranashilpa76

715 calculators will be defective, from a sample of 13200.

What is the unitary method?

Calculation using the unitary method:-

In a sample of 240 = 13 calculators are found defective.

so, in a sample of 1 =13/240 calculator is defective.

 ∴in a sample of 13200 = 13/240*13200 calculators are defective.

                                        715 calculators are defective (answer)

Problem-solving is the act of defining a problem; figuring out the purpose of the trouble; identifying, prioritizing, and selecting alternatives for an answer; and imposing an answer.

learn more about unitary method here:-https://brainly.com/question/24587372

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