# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 73 - 82 of 1732

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## Question number: 73

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MCQ▾

### Question

The ratio of number of girls to boys in a class is 1: 18. If 42 more boys join, the ratio becomes 1: 20. The number of girls in the class is

### Choices

Choice (4) Response

a.

19

b.

28

c.

15

d.

21

## Question number: 74

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MCQ▾

.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 75

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MCQ▾

### Question

The solution of is

### Choices

Choice (4) Response

a.

b.

1

c.

d.

## Question number: 76

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MCQ▾

### Question

Symbol for proportion is

### Choices

Choice (4) Response

a.

: :

b.

=

c.

d.

:

## Question number: 77

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MCQ▾

### Question

The ratio of Rs. 5 and 125 paise is

### Choices

Choice (4) Response

a.

2: 1

b.

1: 4

c.

4: 1

d.

1: 2

## Question number: 78

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MCQ▾

### Question

The equivalent fraction of having the numerator 60 is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 79

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MCQ▾

### Question

The difference between and is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 80

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MCQ▾

### Question

Difference of 46 and 36.012 is

### Choices

Choice (4) Response

a.

9.998

b.

9.988

c.

8.889

d.

8.989

## Question number: 81

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MCQ▾

### Question

18: 6: : x: 1 value of x is

### Choices

Choice (4) Response

a.

3

b.

7

c.

d.

1

## Question number: 82

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MCQ▾

### Question

The fractional number for 2 out of 5 of the fruits are bananas as ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

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