Cube and Cube Roots (IMO- Mathematics Olympiad Class 8): Questions 45 - 52 of 58

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Question number: 45

» Cube and Cube Roots

MCQ▾

Question

The volume of a cube whose surface area is 54m2 , is________.

Choices

Choice (4) Response

a.

112m3

b.

216m3

c.

361m3

d.

729m3

Question number: 46

» Cube and Cube Roots

MCQ▾

Question

a9×b6×c6a6×b183 =

Choices

Choice (4) Response

a.

acb4

b.

ac2b

c.

ac3b4

d.

ac2b4

Question number: 47

» Cube and Cube Roots

MCQ▾

Question

The cube of a number x is 16 times of x then find x where x0andx4.

Choices

Choice (4) Response

a.

0

b.

2

c.

4

d.

1

Question number: 48

» Cube and Cube Roots

MCQ▾

Question

If 49733+0.0643=x , then the value of x is________.

Choices

Choice (4) Response

a.

22.7

b.

17.2

c.

30.2

d.

11.1

Question number: 49

» Cube and Cube Roots

MCQ▾

Question

The value of (3611000)26 is ________.

Choices

Choice (4) Response

a.

310

b.

1110

c.

110

d.

710

Question number: 50

» Cube and Cube Roots

MCQ▾

Question

The value of (1728)(13)(2)2 is________.

Choices

Choice (4) Response

a.

12

b.

15

c.

14

d.

10

Question number: 51

» Cube and Cube Roots

MCQ▾

Question

The volume of a cube whose surface area is 294m2 , is________.

Choices

Choice (4) Response

a.

361m3

b.

216m3

c.

343m3

d.

729m3

Question number: 52

» Cube and Cube Roots

MCQ▾

Question

Two cubes have volume in the ratio 1: 64. The ratio of the area of the face of one to that of the other is________.

Choices

Choice (4) Response

a.

113

b.

116

c.

114

d.

125

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