Last year the Perfection Logistics Company delivered 3.1 million packages and damaged 45,000 deliveries, sent 28,000 to the wrong address, and was late 20,000 times. Assuming no package had more than one error, Perfection's percent perfect order is:

Question

Quizplus · Accepted Answer

The total number of packages with errors is 45,000 + 28,000 + 20,000 = 93,000. 
So the number of perfect orders is 3.1 million - 93,000 = 3,007,000. 
Therefore, the percent perfect order is (3,007,000/3,100,000) x 100% = 96.98%, which rounds up to 97%.

Last Year the Perfection Logistics Company Delivered 3