CBSE Class 7 Maths Large Numbers Around Us (Class 7 NCERT New) Quiz 8

1. Round 9999 to the nearest ten thousand

A 10,000 B 100 C 9000 D 90,000

2. If a person tastes a new variety of rice each day for 100 years, would they come close to tasting one lakh varieties? Assume 365 days in a year and ignore leap years.

A Yes, they would taste close to one lakh varieties B No, they would taste far fewer than one lakh varieties C They would taste exactly one lakh varieties D They would taste more than one lakh varieties

3. The smallest 4-digit number is ______.

A 1000 B 999 C 9999 D 100

4. The largest 4-digit number is ______.

A 999 B 10,000 C 9999 D 1,00,000

5. The smallest 5-digit number is ______.

A 10,000 B 9,999 C 99,999 D 1,00,000

6. The largest 5-digit number is ______.

A 99,999 B 1,00,000 C 9,999 D 10,000

7. The smallest 6-digit number 1,00,000 is read as what in words?

A One lakh B One hundred thousand C One crore D Ten lakhs

8. What number comes immediately after 99,999?

A 1,00,000 B 99,998 C 1,00,001 D 1,000

9. If a person eats 3 varieties of rice every day for 100 years (365 days each year, ignoring leap years), will they be able to taste at least one lakh varieties?

A Yes, because 3 × 365 × 100 exceeds one lakh B No, because 3 × 365 × 100 is less than one lakh C Only if some years are leap years D No, because 3 × 365 × 100 equals exactly one lakh

10. Using the expression 365 × y for the number of days in y years (ignoring leap years), if y = 100, how does 365 × y compare with one lakh?

A It is less than one lakh B It is equal to one lakh C It is greater than one lakh D It cannot be determined