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Question
Mark the following pairs of rational numbers on the separate number lines: `1/4 "and" - 5/4`
Sum
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Solution
`1/4 "and" - 5/4`
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\[\frac{5}{- 9} and \frac{7}{3}\]
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Write any three rational number between the two number given below.
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The table shows the portion of some common materials that are recycled.
| Material | Recycled |
| Paper | `5/11` |
| Aluminium cans | `5/8` |
| Glass | `2/5` |
| Scrap | `3/4` |
- Is the rational number expressing the amount of paper recycled more than `1/2` or less than `1/2`?
- Which items have a recycled amount less than `1/2`?
- Is the quantity of aluminium cans recycled more (or less) than half of the quantity of aluminium cans?
- Arrange the rate of recycling the materials from the greatest to the smallest.
Zero is a rational number.
