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प्रश्न
Simplify each of the following and express the result as a rational number in standard form:
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उत्तर
\[\frac{- 11}{9} \times \frac{- 81}{- 88} = \frac{- 11}{9} \times \frac{- 9 \times 9}{- 8 \times 11} = \frac{- 9}{8}\]
संबंधित प्रश्न
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| Material | Recycled |
| Paper | `5/11` |
| Aluminium cans | `5/8` |
| Glass | `2/5` |
| Scrap | `3/4` |
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