ICSE ICSE Class 8 - CISCE Question Bank Solutions for Mathematics

Find the subset of the following set:

A = {5, 7}

If C is the set of letters in the word “cooler”, find: Set C

Find the subset of the following set:

B = {a, b, c}

Find the subset of the following set:

C = {x : x ∈ W, x ≤ 2}

Find the subset of the following set:

{p : p is a letter in the word ‘poor’}

If C is the set of letters in the word “cooler”, find: n(C)

If C is the set of letters in the word “cooler”, find: The number of its subsets.

If C is the set of letters in the word “cooler”, find: Number of its proper subsets.

If T = {x : x is a letter in the word ‘TEETH’}, find all its subsets.

Evaluate :

−7x² + 18x² + 3x² − 5x²

Evaluate :

b²y − 9b²y + 2b²y − 5b²y

Evaluate :

abx − 15abx − 10abx + 32abx

Evaluate :

7x − 9y + 3 − 3x − 5y + 8

Evaluate :

3x² + 5xy − 4y² + x² − 8xy − 5y²

Add : 5a + 3b, a − 2b, 3a + 5b

Fill in the blanks :
In case of regular polygon, with :

Add : 8x − 3y + 7z, −4x + 5y − 4z, −x − y − 2z

Find the number of sides in a regular polygon, if its interior angle is: 160°

Find the number of sides in a regular polygon, if its interior angle is: 135°

Add : 3b − 7c + 10, 5c −  2b −  15, 15 + 12c + b