Set-1 Set-2 Set-3

Set 3

1. which one of the following is not a rational number:

(a) `\sqrt{2}`
(b) 0
(c) `\sqrt{4}`
(d) `\sqrt{16}`

2. Which one of the following is an irrational number:

(a) `\sqrt{4}`
(b) 3`\sqrt{8}`
(c) `\sqrt{100}`
(d) `-\sqrt{0.64}`

3. `3\frac{3}{8}` in decimal form is:

(a) 3.35
(b) 3.375
(c) 33.75
(d) 337.5

4. `\frac{5}{6}` in the decimal form is:

(a) 0.83
(b) 0.833
(c) 0.63
(d) 0.633

5. 0.6666... in `\frac{p}{q}` form is:

(a) `\frac{6}{99}`
(b) `\frac{2}{3}`
(c) `\frac{3}{5}`
(d) `\frac{1}{66}`

6. The value of (`\sqrt{5} + \sqrt{2}`)(`\sqrt{5} - \sqrt{2}`)

(a) 10
(b) 7
(c) 3
(d) `\sqrt{3}`

7. 0.36 in `\frac{p}{q}` form is:

(a) 699
(b) 1233
(c) 35
(d) None of these

8. `\sqrt{2}-3-3` is

(a) a rational number
(b) a natural number
(c) equal to zero.
(d) an irrational number

9. The decimal expansion of `\frac{63}{72 ✗ 175}` is

(a) terminating
(b) non-terminating
(c) non-terminating and repeating
(d) an irrational number

10. If HCF and LCM of two numbers are 4 and 9696, then the product of the two numbers is:

(a) 9696
(b) 24242
(c) 38784
(d) 4848
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