Numbers language

Numbers which cannot be expressed as a fraction are

• irrational numbers

• rational numbers

• prime numbers

• intergers

A ....................................... is one whose only factors are 1 and itself.

• natural numbers

• prime number

• square numbers

• cube numbers

When an integer (whole number) is multiplied by itself, the result is a

• interger

• prime number

• cube number

• square number

1, 8, 27, 64 are .........................

• negative numbers

• square numbers

• cube numbers

• prime numbers

π is a/an ....................

• rational number

• irrarional number

Reciprocal of 2 is ..........

• 1/2

• 0.2

• 2/1

• -2

Which number below is a prime number?

• 1

• 2

• 15

• 21

The set of natural numbers includes 0

• TRUE

• FALSE

An integer can be positive, negative or zero.

• FALSE

• TRUE

Recurring decimals are NOT rational numbers.

• TRUE

• FALSE