The times for Erin’s five laps around the track were 56.6 seconds, 57.9 seconds, 57.5 seconds, 65.3 seconds, and 65.7 seconds. Using rounding to the nearest whole second as the only estimation technique, what is the total estimated time for Erin’s five laps in seconds? A.300 B.303 C.304 D.320

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Verified Answer :

FarahTheOne FarahTheOne · Answer 1 · 2017-09-28T19:05:19-04:00

56.6 - 60
57.9 - 58
57.5 - 58
65.3 - 65
65.7 - 66
..........307
So it’s C.

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nishantwork777 nishantwork777 · Answer 2 · 2021-11-13T07:26:21-05:00

Total Time taken in the All the laps collectively =

57 + 58 + 58+ 65 + 66= 304 seconds

hence Answer C is correct

The data for laps is given below

According to the consideration given in the problem

Time taken in the first lap = 56.6 seconds \(\approx\) 57 seconds (Rounded off Value)

Time taken in the second lap = 57.9 seconds \(\approx\) 58 seconds (Rounded off Value)

Time taken in the Third lap = 57.5 seconds \(\approx\) 58 seconds (Rounded off Value)

Time taken in the Fourth lap = 65.3 seconds \(\approx\) 65 seconds (Rounded off Value)

Time taken in the Fifth lap = 65.7 seconds \(\approx\) 66 seconds (Rounded off Value)

Total Time taken in the All the laps collectively = 57 + 58 + 58+ 65 + 66 =

304 seconds

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