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Surds and Indices

The document provides a test with 30 questions on surds and indices. The questions cover topics like evaluating expressions with surds, exponents, and indices. An answer key is provided at the end to check responses to the 30 multiple choice questions.

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Sanchit Chopra
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306 views6 pages

Surds and Indices

The document provides a test with 30 questions on surds and indices. The questions cover topics like evaluating expressions with surds, exponents, and indices. An answer key is provided at the end to check responses to the 30 multiple choice questions.

Uploaded by

Sanchit Chopra
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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SURDS AND INDICES

Directions: Study the following questions carefully and choose the right answer:
1. The value of (256)5/4 is:

A. 512 B. 984

C. 1024 D. 1032
2. The value of

A. 102 B. 105

C. 107 D. None of these

3. (2.4 × 103) ÷ (8 × 10–2) = ?

A. 3 x 10–5 B. 3 x 104

C. 3 x 105 D. 30

4.

A. 3/4 B. 2/3

C. 4/9 D. 1/8

5. (1000)7 ÷ 1018 = ?

A. 10 B. 100

C. 1000 D. 10000

6. 49 × 49 × 49 × 49 = 7?

A. 4 B. 7

C. 8 D. 16
7. The value of (8–25 – 8–26) is:

A. 7 × 8–25 B. 7 × 8–26

C. 8 × 8–25 D. 8 × 8–26

8. (64) -1/2 – (32)-4/5 = ?

A. 1/8 B. 3/8

C. 1/16 D. 3/16

9. (18)3.5 ÷ (27)3.5 × (6)3.5 = 2?

A. 3.5 B. 4.5

C. 6 D. 7

10.

is

A. 3/7 B. 7/3

C. 10/7 D. 16/7
20. ( ) ÷( )

23. If √ = 3.88, then what is the value of √ ?


A. 1.293 B. 1.2934
C. 1.29 D. 1.295

24. Simplify:

A. 0.14 B.
C. 1 D. 1.4
25.

A. 11732 B. 13.928

C. 12.928 D. 13.925

26.

A. 8 B. 16

C. 32 D. 17

27.

A. 4.242 B. 9.898

C. 10.312 D. 8.484
28. (8)0.75 × (4096)0.25 ÷ (64)–1 = (8)?

A. 2.25 B. 3.0

C. 3.25 D. 3.75

29. (6561).25 ÷ 0. 05 = ?

A. 19 B. 90

C. 180 D. 0.45

30. 3.6 of 4.8 of of 1155 = ?

A. 1242 B. 1308

C. 1512 D. 1848
ANSWER KEY

1 2 3 4 5 6 7 8 9 10
C A B C C C B C D A
11 12 13 14 15 16 17 18 19 20
B C D D C B A B C B
21 22 23 24 25 26 27 28 29 30
A C A D B A B D C D

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