# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 899 - 904 of 929

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## Question number: 899

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MCQ▾

### Question

A straight line parallel to the x-axis has equation________

### Choices

Choice (4)Response

a.

y = a

b.

y = x

c.

y=-x

d.

x = a

## Question number: 900

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MCQ▾

### Question

In a class test, in Science, 45 students scored 88 marks, 15 students scored 75 marks and 5 scored 60 marks. The mean of their score is (approximately) ________

### Choices

Choice (4)Response

a.

75 marks

b.

80 marks

c.

83 marks

d.

90 marks

## Question number: 901

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MCQ▾

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 902

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MCQ▾

### Question

The mean, median and mode of the following numbers 2,4, 5,6, 7,6, 5,4, 3,2, 1,1, 1,6, 8,8, 4,3, 2,2 are________

### Choices

Choice (4)Response

a.

3,4, 5

b.

3,3, 5

c.

3,4, 3

d.

4,4, 2

## Question number: 903

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MCQ▾

### Question

Simple interest on a certain sum of money for 2 years at per annum is half the compound interest on Rs. 5000 for 2 years at per annum. The sum placed on simple interest is ________

### Choices

Choice (4)Response

a.

Rs. 5350

b.

Rs. 5150

c.

Rs. 5450

d.

Rs. 5250

## Question number: 904

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MCQ▾

### Question

In the given figure a square sheet of paper has been folded and punched as shown. How would the paper look like when unfolded?

### Choices

Choice (4)Response

a.

b.

c.

d.

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