Arithmetic Aptitudes Numbers Question #4529
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QHow many meters will be examined in order to project the number of defective meters that an inspector will reject, which is 0.08%?

ID: #4529 Numbers 204 views
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#4529Q ID
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Choose the Best Option

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  • A 2500
  • B 3000
  • C 4500
  • D 4000
Correct Answer: Option A

Explanation

To find the number of meters that need to be examined, you can set up an equation using the given information. 
The number of meters to be examined, represented by x, is equal to 0.08% of x, which is equal to 2.

You can then solve for x by multiplying both sides of the equation by the reciprocal of 0.08%. 
The reciprocal of 0.08% is 100*100/8, so multiplying both sides of the equation by this value gives you x = 2500.

Therefore, the number of meters that need to be examined is 2500.

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