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Lena [83]
3 years ago
8

On the assembly line it takes 2 ½ minutes to complete task one, 3 minutes 10 seconds to complete task two and 1 minute to comple

te the last task to make an item.How many items can be completed in 25 minutes?
Mathematics
1 answer:
Anna71 [15]3 years ago
6 0
Task 1 ----- 2 \frac{1}{2}minutes
Task 2 ----- 3 min 10 sec = 3+10/60 = 3\frac{1}{6} minutes
Task 3 ----- 1 min
Total time to make 1 item = 2 \frac{1}{2} + 3 \frac{1}{6} +1 = 6 \frac{2}{3}minutes

In 25 minutes;

Number of items made = 25/(6 2/3) = 3.75 items = 3 items (since only a fully assembly can be regarded as an item).<span />
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