Question

1) The difference of smallest 3-digit number and greatest 2-digit number is _______.
a.0 c.100
b.10 d.1
2) 1 km = ______ meters.
a.10 c.1000
b.100 d.10,000
3) The pollution of pune was 2,538,473 2000. Round off to nearest 10 thousands, the pollution was_______.
a.2,500,000 c.2,540,000
b2,530,000 d.none

Answer 1

Answer:

1. 10.1

2. 10.1000

3.2,540,000

Answer 2

Answer:

2. I
3. Smallest 3- digit number =100
4. Greatest 2- digit number =99
5. Therefore, required difference =100−99=1
6. Roman numeral of 1 is I,
8. 1000 metres
9. 2,500,000