Real number Quiz 1

Question 1

Which of these is a prime number?

Accepted Answer

$$4327$$

Answer

$$2007$$

Answer

$$4305$$

Answer

$$3553$$

Question 2

The HCF of $$348$$, $$464$$ and $$572$$ is

Accepted Answer

$$4$$

Answer

$$8$$

Answer

$$12$$

Answer

$$2$$

Question 3

If $$p$$ and $$q$$ are odd positive integers, then

Accepted Answer

$${p^2} - {q^2}$$ is even integer

Answer

$${p^2} + {q^2}$$ is odd integer

Answer

$${p^2}.{q^2}$$ is even integer

Answer

$${p^2} - {q^2}$$ is odd integer

Question 4

A number can be written in the form of $$6q + 1$$. Then the square of the given number can be written in the form of $$(q	ext{ and }m	ext{ are natural numbers)}$$

Accepted Answer

$$12m + 1$$

Answer

$$6m + 3$$

Answer

$$24m + 1$$

Answer

$$3m + 2$$

Question 5

The number $$6.8\overline {34} $$ written in fractional form is

Accepted Answer

$$\dfrac{{3383}}{{495}}$$

Answer

$$\dfrac{{3423}}{{495}}$$

Answer

$$\dfrac{{6834}}{{999}}$$

Answer

$$\dfrac{{3438}}{{49}}$$