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प्रश्न
Multiply:
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उत्तर
\[\frac{5}{7} \times \frac{- 3}{4} = \frac{5 \times ( - 3)}{7 \times 4} = \frac{- 15}{28}\]
संबंधित प्रश्न
What number should be subtracted from \[\frac{- 5}{3}\] to get\[\frac{5}{6}?\]
Express each of the following as a rational number of the form \[\frac{p}{q}:\]
Simplify:
Fill in the blanks:
Write down a rational number whose numerator is the largest number of two digits and denominator is the smallest number of four digits.
The next rational number in the sequence `(-15)/24, 20/(-32), (-25)/40` is ______.
Ravi multiplied `25/8` and `16/15` to obtain `400/120`. He says that the simplest form of this product is `10/3` and Chandru says the answer in the simplest form is `3 1/3`. Who is correct? (or) Are they both correct? Explain
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.
If `p/q` is a rational number, then q cannot be ______.
Put the (✓), wherever applicable
| Number | Natural Number |
Whole Number |
Integer | Fraction | Rational Number |
| (a) – 114 | |||||
| (b) `19/27` | |||||
| (c) `623/1` | |||||
| (d) `-19 3/4` | |||||
| (e) `73/71` | |||||
| (f) 0 |
