# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 845 - 850 of 929

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## Question number: 845

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MCQ▾

### Question

Choose the correct alternative that will continue the same pattern. 6,11,21,36,56, (…. . )

### Choices

Choice (4)Response

a.

91

b.

42

c.

81

d.

51

## Question number: 846

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MCQ▾

### Question

Which equation satisfies the data in the table?

 X 3 5 7 9 Y 2 4 6 8

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 847

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MCQ▾

Factors of

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 848

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MCQ▾

### Question

In a mathematics test given to 15 students, the following marks (out of 100) is recorded: 45,56,78,54,75,34,68,98,87,99,90,76,55,77,68, then mean, median and mode of this data are respectively ________

### Choices

Choice (4)Response

a.

70.67,75,68

b.

55.26,78,65

c.

70.67,77,68

d.

60.67,75,65

## Question number: 849

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MCQ▾

### Question

A man purchased two clocks A and B at a total cost Rs. 650. He sells A at profit and B at a loss of and gets the same selling price for both the clocks. What are the purchasing prices of A and B respectively?

### Choices

Choice (4)Response

a.

Rs. 275, Rs. 375

b.

Rs. 300, Rs. 350

c.

Rs. 250, Rs. 400

d.

Rs. 225, Rs. 425

## Question number: 850

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MCQ▾

### Question

The sum of the x-coordinates of the intersection of and , is ________.

### Choices

Choice (4)Response

a.

b.

0

c.

d.

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