# NSO Level 1- Science Olympiad (SOF) Class 7: Questions 124 - 129 of 593

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## Question number: 124

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MCQ▾

### Question

The sum of two numbers is 25 and their difference is 13. Find their product.

### Choices

Choice (4) Response

a.

141

b.

325

c.

175

d.

114

## Question number: 125

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MCQ▾

### Question

Two bus tickets from city P to Q and three tickets from city P to R cost Rs. 65 but three tickets from city P to Q and two tickets from city P to R cost Rs. 60. What are the fares for cities Q and R from P?

### Choices

Choice (4) Response

a.

Rs. 5, Rs. 10

b.

Rs. 15, Rs. 24

c.

Rs. 12, Rs. 17

d.

Rs. 10, Rs. 15

## Question number: 126

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MCQ▾

### Question

If means means means means then answer the following question.

### Choices

Choice (4) Response

a.

13

b.

12

c.

15

d.

10

## Question number: 127

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MCQ▾

### Question

Difference between a two-digit number and the number obtained by interchanging the two digits is 54, what is the difference between two numbers

### Choices

Choice (4) Response

a.

6

b.

9

c.

4

d.

12

## Question number: 128

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MCQ▾

### Question

Find the number which when multiplied by 13 is increased by 144.

### Choices

Choice (4) Response

a.

16

b.

10

c.

14

d.

12

## Question number: 129

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MCQ▾

### Question

In a school there are 250 pupils. x of them are boys. What fraction of the pupils are girls?

### Choices

Choice (4) Response

a.

b.

c.

d.

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