A factory produced 2160 pens in year 2017 and 100 were defective.However in year 2018 the number of pens produced was 2200 and the defective pens were 200 in number.calculate
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Answer:
percentage difference=4.47%
Step-by-step explanation:
in 2017,
100 x 100 =4.62
2160
in 2018,
200 x 100= 9.09
2200
therefore, the defect has increased by 4.47%
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