# CTET Paper-II Mathematics: Questions 12 - 18 of 441

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## Question number: 12

Appeared in Year: 2014

MCQ▾

### Question

The number n is doubled and then y is added to it. The result is then divided by 2 and the original number n is subtracted from it. The final result is (February)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 13

MCQ▾

### Question

A polyhedron has 5 faces and 6 vertices. How many edges does it have?

### Choices

Choice (4) Response

a.

9

b.

12

c.

10

d.

13

## Question number: 14

Appeared in Year: 2014

MCQ▾

### Question

Which of the following numbers is a perfect square? (February)

### Choices

Choice (4) Response

a.

548543213

b.

548543215

c.

548543231

d.

548543241

## Question number: 15

Appeared in Year: 2014

MCQ▾

### Question

If 800880 = where x, y and z are whole numbers, then the value of is. (February)

### Choices

Choice (4) Response

a.

6

b.

11

c.

8

d.

5

## Question number: 16

Appeared in Year: 2014

MCQ▾

### Question

If the sum of the digits a and b is (February)

### Choices

Choice (4) Response

a.

13

b.

12

c.

15

d.

14

## Question number: 17

MCQ▾

### Question

The scale of a map is given as 1: 100000. On the map, a forest occupies a rectangular region measuring . The actual area of the forest in is.

### Choices

Choice (4) Response

a.

b.

1000

c.

d.

## Question number: 18

Appeared in Year: 2014

MCQ▾

### Question

Which of the following numbers is a perfect square? (February)

### Choices

Choice (4) Response

a.

30151081

b.

30151808

c.

30151091

d.

30151085

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