Homework Practice

Homework Practice

Printable assignment

Decimal Secrets Unlocked

Question 1true false

\sqrt{49}

is an irrational number.

○True

○False

Question 2true false

Every non-terminating decimal is irrational.

○True

○False

Question 3mcq

Which decimal is terminating?

A.0.333...

B.0.25

C.2.121212...

D.√11

Question 4fill blank

0.625 is a number.

Answer: ________________________________

Question 5fill blank

√11 is .

Answer: ________________________________

Question 6mcq

Which number is irrational?

A.0.123456789101112...

B.0.125

C.7/8

D.√81

Question 7mcq

Which expression is rational?

A.

\sqrt{2}+\sqrt{8}

B.

\sqrt{50} - 4 \sqrt{2}

C.

\sqrt{5}

×

\sqrt{15}

D.

\sqrt{8}

×

\sqrt{18}

Question 8mcq

Which expression is irrational?

A.

\frac{\sqrt{18}}{\sqrt{2}}

B.√2 + √8

C.√50 - 4√2

D.√27 - 3√3

Question 9mcq

Which of these is irrational?

A.9/4

B.0.04

C.√12

D.-5

Question 10mcq

Which number is rational?

A.0.375

B.√15

C.π

D.√7

Question 11mcq

Which statement is correct?

A.Every irrational number is a whole number.

B.Every rational number can be written as p/q with q ≠ 0.

C.Every decimal is irrational.

D.No integer is rational.

Question 12mcq

Which number is irrational?

A.-7/8

B.1.5

C.√81

D.√6

Question 13mcq

Which decimal is non-terminating repeating?

A.0.080808

B.1.272727...

C.3.14

D.1.2345

Question 14mcq

Which is an example of a rational number?

A.√2

B.π

C.√49

D.√5

Question 15mcq

Which number is irrational?

A.0.125

B.7/9

C.√16

D.√3

Question 16mcq

Which is a rational number?

A.5/8

B.√7

C.π

D.√11