# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 83 - 91 of 1201

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## Question number: 83

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MCQ▾

### Question

The diameter of circumcircle of a rectangle is 37 cm and breadth of the rectangle is 12 cm. Its length is:

### Choices

Choice (4)Response

a.

36 cm

b.

28 cm

c.

35 cm

d.

All of the above

## Question number: 84

» Mathematics » Linear Equations in One Variable

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MCQ▾

### Question

The value of x for which the open sentence is true.

### Choices

Choice (4)Response

a.

3

b.

2

c.

1

d.

4

## Question number: 85

» Mathematics » Rational Numbers

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MCQ▾

### Question

The sum of the additive inverse and multiplicative inverse of 5 is:

### Choices

Choice (4)Response

a.

b.

0

c.

d.

## Question number: 86

» Mathematics » Rational Numbers

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MCQ▾

### Question

Express as rational number.

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question number: 87

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MCQ▾

### Question

The sum of the angles of a quadrilateral is:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 88

» Mathematics » Linear Equations in One Variable

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MCQ▾

### Question

If , then the value of x is:

### Choices

Choice (4)Response

a.

6

b.

7

c.

10

d.

24

## Question number: 89

» Mathematics » Linear Equations in One Variable

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MCQ▾

### Question

If , then the value of x is:

### Choices

Choice (4)Response

a.

16

b.

15

c.

8

d.

18

## Question number: 90

» Mathematics » Rational Numbers

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MCQ▾

is a

### Choices

Choice (4)Response

a.

Neither positive nor negative rational number

b.

Positive rational number

c.

Negative rational number

d.

Either positive or negative rational number

## Question number: 91

» Mathematics » Rational Numbers

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MCQ▾

### Question

If , then ________.

### Choices

Choice (4)Response

a.

33

b.

33

c.

33

d.

All of the above

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