# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 121 - 125 of 968

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## Question number: 121

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MCQ▾

### Question

If the sum of the squares of zeroes of the polynomial is , find the value of k

### Choices

Choice (4)Response

a.

b.

c.

d.

Both b. and c. are correct

## Question number: 122

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MCQ▾

### Question

The denominators of a rational number is greater than its numerator by 5. If 5 is subtracted from the numerator and 10 is added to the denominator, the new number becomes . Then the original number was ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 123

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MCQ▾

### Question

If be the zeroes of the quadratic polynomial , then the value of =________

### Choices

Choice (4)Response

a.

-5

b.

5

c.

4

d.

-4

## Question number: 124

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MCQ▾

### Question

Bhavesh and Mihir have some books with them. Once Mihir said to Bhavesh that if Bhavesh gives 5 books to Mihir then Bhavesh will have only of the books that Mihir will have with him. Then Bhavesh asked frankly that if Mihir gives him only five books (to Bhavesh), then Mihir will have as many books as Bhavesh will have. The total number of books that Bhavesh and Mihir have with them is ________

### Choices

Choice (4)Response

a.

34

b.

23

c.

8

d.

10

## Question number: 125

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MCQ▾

### Question

If one zero of the cubic polynomial is -2, then other two zeroes are ________

### Choices

Choice (4)Response

a.

3, -4

b.

-3, -4

c.

-3,4

d.

3,4

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