Secondary School (English Medium) (5 to 8) कक्षा ६ - CBSE Question Bank Solutions

Which factors are not included in the prime factorisation of a composite number?

Write the greatest 4-digit number and express it in terms of its prime factors.

Write the smallest 5-digit number and express it in the form of its prime factors.

Find all the prime factors of 1729 and arrange them in ascending order. Now state the relation, if any; between two consecutive prime factors.

I am the smallest number, having four different prime factors. Can you find me?

In which of the following expressions, prime factorization has been done?

24 = 2 × 3 × 4

In which of the following expressions, prime factorization has been done?

56 = 7 × 2 × 2 × 2

In which of the following expressions, prime factorisation has been done?

70 = 2 × 5 × 7

In which of the following expressions, prime factorization has been done?

54 = 2 × 3 × 9

Write the shaded portion as a fraction. Arrange them in ascending and descending order using the correct sign ‘<’, ‘=’, ‘>’ between the fractions:

Write the shaded portion as a fraction. Arrange them in ascending and descending order using the correct sign ‘<’, ‘=’, ‘>’ between the fractions:

Show `2/6, 4/6, 8/6` and `6/6` on the number line. Put appropriate signs between the fractions given.

`5/6 ☐ 2/6`, `3/6 ☐ 0`, `1/6 ☐ 6/6`, `8/6 ☐ 5/6`

Compare the fraction and put an appropriate sign.

`3/6 ☐ 5/6`

Compare the fraction and put an appropriate sign.

`1/7 ☐ 1/4`

Compare the fraction and put an appropriate sign.

`4/5 ☐ 5/5`

Compare the fraction and put an appropriate sign.

`3/5 ☐ 3/7`

Make five more such pairs and put appropriate signs.

Look at the figures and write ‘<’ or ‘>’, ‘=’ between the given pairs of fractions.

`1/6 ☐ 1/3`

Look at the figures and write ‘<’ or ‘>’, ‘=’ between the given pairs of fractions.

`3/4 ☐ 2/6`

Look at the figures and write ‘<’ or ‘>’, ‘=’ between the given pairs of fractions.

`2/3 ☐ 2/4`