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A senior citizen walks 0.36km in 11min , going around a shopping mall.What is her average speed in meters per second?If she wants to increase her average speed by 30\% when walking a second lap, what would her travel time in minutes have to be?
13 years ago

Answers

Elena
v=360/11•60=0.55 m/s.
v1=1.3•0.55=0.71 m/s.
t1=360/0.71=507 s =8.45 min
13 years ago

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