an average 20% of the Calculators produced in a factory are faulty. Samples of 10 calculators are to be selected at random each
1 answer:
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Answer:
A. 31/100
Step-by-step explanation:
Change 3/10 to hundreds:
3/10 × 10/10 = 30/100
The denominator (the bottom number) must be 100.
61 - 30 is 31.
The missing number is 31/100. See image.
The Simple interest will be "$400".
Given values are:
- Principle, P = $500
- Interest rate, R = 10%
- Time, T = 8 months
As we know,
→
By substituting the values, we get
→
→
→ ($)
Thus the above response is correct.
Learn more about Simple interest here: