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7th ICSE
IMPORTANT
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A number is a multiple of itself.

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Important Questions on Factors and Multiples

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7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 1

Any even number above 2 can be expressed as the sum of two primes.

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7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 1
When a number is divisible by two co-primes, it is divisible by their product.
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7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 1
1 is the H.C.F. of co-primes.
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7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 1
The product of three numbers is equal to the product of their H.C.F. and L.C.M.
EASY
7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 1
A prime number cannot be expressed in exponential form.
MEDIUM
7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 2
The smallest number which leaves a remainder 1 when divided by 3 and 4 is _____.
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7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 2
The highest number which leaves a remainder 2 when it divides 22 and 32 is _____.
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7th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 5 - Factors and Multiples>CONCEPT REVISION TEST>Q 2

The sum of the largest and smallest prime factors of 66 is _____.