In a random sample of 200 cars of a particular model, 3 have a manufacturing defect. At this rate, how many of the 10,000 cars of the same model will have a manufacturing defect?
Correct answer: A. 150
- A. 150
- B. 200
- C. 250
- D. 300
Explanation
Choice A is correct. The fraction of the cars in the random sample that have a manufacturing defect is 3/200 = 0.015. At this rate, out of 10,000 cars, there would be 0.015 × 10,000 = 150 cars that have a manufacturing defect.
Last updated
Related questions
(1/2x+1) + 5Which of the following is equivalent to the expression above for x > 0?
1/400 in percentage =
100 oranges are bought at the rate of Rs. 350 and sold at the rate of Rs. 48 per dozen. The percentage of profit or loss is:
100 oranges are bought at the rate of Rs. 350 and sold at the rate of Rs. 48 per dozen. The percentage of profit or loss is:
|14| * |-2|=?