Number System… | NUST Entrance Test Mathematics

Which of the following, has closure property w.r.t addition

Difficulty: Hard

A:

{1}

B:

{1,2}

C:

{0}

D:

{1,1}

24 can be written as a product of

Difficulty: Hard

A:

Odd factors

B:

Even factors

C:

Whole factors

D:

Prime factors

Any whole number can be written as a product of factors which are

Difficulty: Easy

A:

Even numbers

B:

Odd numbers

C:

Prime numbers

D:

Rational numbers

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