
Pre-assessment | CBSE | G8 | C.12 Factorisation

Assessment
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mentor match
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Mathematics
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8th Grade
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Hard
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10 questions
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1.
Multiple Choice
What are the factors of 24?
1, 3, 5, 7, 9, 11, 13, 15
1, 2, 5, 8, 10, 12, 15, 24
2, 4, 6, 8, 10, 12, 14, 24
1, 2, 3, 4, 6, 8, 12, 24
2.
Multiple Choice
Find the prime factors of 56.
4, 14
2, 7
5, 11
3, 8
3.
Multiple Choice
Explain the concept of factorisation.
Factorisation involves dividing terms in an expression.
Factorisation is the process of adding terms in an expression.
Factorisation is only applicable to numerical expressions.
Factorisation involves finding the common factors of the terms in the expression and expressing the expression as a product of these factors.
4.
Multiple Choice
Apply prime factorisation to the number 72.
2^3 * 3^2
2^5 * 3^0
2^4 * 3^1
2^2 * 3^3
5.
Multiple Choice
Solve the problem: If the factors of a number are 1, 2, 4, 8, what is the number?
32
128
16
64
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