Advertisements
Advertisements
Question
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.
Advertisements
Solution
In the given table, we see that the minimum value is 3.0 J and the maximum value is 5.3 J.
∴ Least energy provide by food = 3.0 J i.e. milk
Food which provide the maximum energy = 5.3 J i.e. rice
∴ Required fraction = `"Least energy"/"Maximum energy"`
= `3.0/5.3`
= `30/53`
APPEARS IN
RELATED QUESTIONS
I bought one dozen bananas and ate five of them. What fraction of the total number of bananas was left?
Simplify:
`3/7xx2/5`
I bought wheat worth Rs. `12 1/2`, rice worth Rs. `25 3/4` and vegetables worth Rs. `10 1/4`. If I gave a hundred rupee note to the shopkeeper; how much did he return to me ?
Write the fractional part for the picture that is circled.
Shade the part according to the number and write the numerator and denominator.
| `2/8` |  |
Numerator/Denominator |
Write the fraction for the shaded portions of the given figure.
Write the fraction for the shaded portions of the given figure.
Circle the greater fraction
`2/5, 4/5`
Write the fraction representing the shaded portion.
What fraction of an hour is 40 minutes?
