The chance that one of the defective components is

or 2.14285714% that the qc person will test a defective unit.
<h3>
<u>Explanation</u></h3>


- Solve the equation for x-term by making x as the subject.

- Answer Check by substituting the value of x in the equation.

The equation is true for x = 1/2.
<h3>
<u>Answer</u></h3>
<u>
</u>
Answer:
975 bulbs
Step-by-step explanation:
1/40 bulbs were defective
That means 1-1/40 were not defective
40/40 - 1/40 = 39/40 were not defective
We have 1000 bulbs
Multiply the number of bulbs by the fraction that is not defective to get the number of bulbs that should not be defective.
1000 * 39/40 = 975 bulbs
The last option all the way to the right