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प्रश्न
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?
- Was cyclist II cycling faster or slower after the rest?
- At what time did the two cyclists meet?
- How far had cyclist II travelled when he met cyclist I?
- When cyclist II reached town A, how far was cyclist I from town B?
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उत्तर
- On the basis of given graph, the cyclist II rest at 8:45 am for 15 min.
- Cyclist II is cycling faster after rest as he has covered a distance of 20 km in 1 h.
- Both cyclists meet at 9:00 am.
- The cyclist II had travelled 20 km, when he met cyclist I.
- When cyclist II reached town A, the cyclist I was 10 km for from town B.
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संबंधित प्रश्न
The following table gives the information regarding length of a side of a square and its area:
| Length of a side (in cm): | 1 | 2 | 3 | 4 | 5 |
| Area of square (in cm2): | 1 | 4 | 9 | 16 | 25 |
Draw a graph to illustrate this information.
A point in which the x-coordinate is zero and y-coordinate is non-zero will lie on the ______.
The process of fixing a point with the help of the coordinates is known as ______ of the point.
For fixing a point on the graph sheet we need two coordinates.
In the point (2, 3), 3 denotes the y-coordinate.
The points (3, 5) and (5, 3) represent the same point.
Write the x-coordinate (abscissa) of the given point.
(0, 5)
Plot the given points on a graph sheet and check if the points lie on a straight line. If not, name the shape they form when joined in the given order.
(1, 2), (2, 4), (3, 6), (4, 8)
The following is the time-distance graph of Sneha’s walking.
- When does Sneha make the least progress? Explain your reasoning.
- Find her average speed in km/hour.
Draw a parallelogram ABCD on a graph paper with the coordinates given in Table I. Use this table to complete Tables II and III to get the coordinates of E, F, G, H and J, K, L, M.
| Point | (x, y) |
| A | (1, 1) |
| B | (4. 4) |
| C | (8, 4) |
| D | (5, 1) |
Table I
| Point | (0.5x, 0.5y) |
| E | (0.5, 0.5) |
| F | |
| G | |
| H |
Table II
| Point | (2x, 1.5y) |
| J | (2, 1.5) |
| K | |
| L | |
| M |
Table III
Draw parallelograms EFGH and JKLM on the same graph paper.
Plot the points (2, 4) and (4, 2) on a graph paper, then draw a line segment joining these two points.
