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A courier-person cycles from a town to a...

A courier-person cycles from a town to a neighbouring suburban area to deliver aparcel to a merchant. His distance from the town at different times is shown by thefollowing graph.(a)  What is the scale taken for the time axis?(b)  How much time did the person take for the travel?(c)  How far is the place of the merchant from the town?(d)  Did the person stop on his way? Explain.(e)  During which period did he ride fastest?

Text Solution

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i. The scale taken for the time axis is 4 unit=1 hour or 1unit=15minutes.
ii. Total time of travel of the person =`14×15=210 `minutes=`3`hours `30 `minutes
iii. Clearly, The distance from the town to the merchant place is` 22`km.
iv. Yes, the person stopped on his way during the time interval `10`a.m. to `10:30`a.m. as indicated by the horizontal line on the graph.
v. During 8a.m. to 9a.m. period he rode the fastest.
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