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प्रश्न
Write the natural numbers from 2 to 12. What fraction of them are prime numbers?
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उत्तर
Natural numbers from 2 to 12 are
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
Total number of natural numbers given = 11
Number of prime numbers = 5
∴ Required Fraction = `5/11`
संबंधित प्रश्न
Classify, the fraction is given below, as decimal or vulgar fraction, proper or improper fraction and mixed fraction:
`3/5`
Express the following mixed fractions as improper fractions: `7 5/13`
Fill in the blank:
`3 3/10` is ................. fraction.
Add the following fractions:
`2 8/9,11/18` and `3 5/6`
Write the numerator and denominator for the following numbers.
`1/3`
Write appropriately which represent half, quarter, three fourth.
The picture shows one-third of the blades of a fan. Complete the picture by drawing the other blades.
Ali divided one fruit cake equally among six persons. What part of the cake he gave to each person?
Energy content of different foods are as follows:
| Food | Energy Content per kg. |
| Wheat | 3.2 Joules |
| Rice | 5.3 Joules |
| Potatoes (Cooked) | 3.7 Joules |
| Milk | 3.0 Joules |
Which food provides the least energy and which provides the maximum?
Express the least energy as a fraction of the maximum energy.
In a fraction, what does the "denominator" (the number at the bottom) represent?
