Advertisements
Advertisements
Question
Express the product of 3.2 × 106 and 4.1 × 10–1 in the standard form.
Solution
Product of 3.2 × 106 and 4.1 × 10–1
= (3.2 × 106)(4.1 × 10–1)
= (3.2 × 4.1) × 106 × 10–1
= 13.12 × 105
= 1.312 × 105 × 101 ...[∵ am × an = am + n]
= 1.312 × 106
APPEARS IN
RELATED QUESTIONS
Express the given numbers in usual form.
3.61492 × 106
Express the following numbers in standard form:
4 ÷ 100000
Write the following numbers in the usual form:
3 × 10−8
The usual form of 3.41 × 106 is ______.
The standard form for 0.000037 is 3.7 × 10–5.
Divide 293 by 10,00,000 and express the result in standard form.
Express the following in standard form:
Mass of a molecule of hydrogen gas is about 0.00000000000000000000334 tons.
Express the following in standard form:
Express 56 km in m.
Express the following in standard form:
Express 2 years in seconds.
The given table shows the crop production of a State in the year 2008 and 2009. Observe the table given below and answer the given questions.
| Crop | 2008 Harvest (Hectare) |
Increase/Decrease (Hectare) in 2009 |
| Bajra | 1.4 × 103 | – 100 |
| Jowar | 1.7 × 106 | – 440,000 |
| Rice | 3.7 × 103 | – 100 |
| Wheat | 5.1 × 105 | + 190,000 |
- For which crop(s) did the production decrease?
- Write the production of all the crops in 2009 in their standard form.
- Assuming the same decrease in rice production each year as in 2009, how many acres will be harvested in 2015? Write in standard form.
