# Mathematical Content (CTET Paper-II Mathematics): Questions 243 - 247 of 377

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## Question number: 243

» Mathematical Content » Geometry

Appeared in Year: 2012

MCQ▾

### Question

In the figure, ACE and DCB are line segments and , the value of x is (Nov)

### Choices

Choice (4) Response

a.

55

b.

70

c.

65

d.

60

## Question number: 244

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

### Question

The expression is factorized as (Nov)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 245

» Mathematical Content » Geometry

Appeared in Year: 2012

MCQ▾

### Question

In the figure, ACE and BCD are line segments, the value of y is (Nov)

### Choices

Choice (4) Response

a.

60

b.

40

c.

50

d.

45

## Question number: 246

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

equals (Nov)

### Choices

Choice (4) Response

a.

0.739

b.

0.9037

c.

0.937

d.

0.0739

## Question number: 247

» Mathematical Content » Nature of Mathematics and Logical Thinking

Appeared in Year: 2012

MCQ▾

### Question

This is a problem from NCERT textbook of Mathematics:

“In a laboratory, the count of bacteria in a certain experiment was increasing at the rate of 2.5 % per hour. Find the bacteria at the end of 2 hours if the count was initially 5, 06, 000. ” With the help of this problem teacher can inculcate the following value: (Nov)

### Choices

Choice (4) Response

a.

Bacteria always grows and does not decay.

b.

Mathematics is required in every sphere of life.

c.

To conduct experiment in Biology Lab the knowledge of Mathematics is essential.

d.

Preventive measures shall be taken immediately to prevent the spread of epidemics because the bacteria grow at very fast rate.

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