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The following graph shows the journey made by two cyclists, one from town A to B and the other from town B to A. At what time did cyclist II rest? How long did the cyclist rest?

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Question

The following graph shows the journey made by two cyclists, one from town A to B and the other from town B to A.

  1. At what time did cyclist II rest? How long did the cyclist rest?
  2. Was cyclist II cycling faster or slower after the rest?
  3. At what time did the two cyclists meet?
  4. How far had cyclist II travelled when he met cyclist I?
  5. When cyclist II reached town A, how far was cyclist I from town B?

Sum
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Solution

  1. On the basis of given graph, the cyclist II rest at 8:45 am for 15 min.
  2. Cyclist II is cycling faster after rest as he has covered a distance of 20 km in 1 h.
  3. Both cyclists meet at 9:00 am.
  4. The cyclist II had travelled 20 km, when he met cyclist I.
  5. When cyclist II reached town A, the cyclist I was 10 km for from town B.
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Chapter 12: Introduct To Graphs - Exercise [Page 390]

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NCERT Exemplar Mathematics Exemplar [English] Class 8
Chapter 12 Introduct To Graphs
Exercise | Q 71. | Page 390

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