# IMO Level 2- Mathematics Olympiad (SOF) Class 9: Questions 23 - 26 of 109

Access detailed explanations (illustrated with images and videos) to 109 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 150.00 -OR-

## Question 23

### Question

MCQ▾

David invested certain amount in three different schemes A, B and C with the rate of interest p. a. , p. a. and p. a. respectively. If the total interest accrued in one year was ₹ and the amount invested in Scheme C was of the amount invested in Scheme A and of the amount invested in Scheme B, what was the amount invested in Scheme B?

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question 24

### Question

MCQ▾

What is the number of straight lines and the number of triangles in the given figure?

### Choices

Choice (4)Response

a.

10 straight lines and 34 triangles

b.

9 straight lines and 35 triangles

c.

9 straight lines and 34 triangles

d.

Question does not provide sufficient data or is vague

## Question 25

### Question

MCQ▾

Aman gave of the amount he had, to Rohan. Rohan in turn gave one-fourth of what he received from Aman to Sahil. After paying ₹ to the taxi driver out of the amount he got from Rohan, Sahil now has ₹ 600 left with him. How much amount did Aman have?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 26

### Question

MCQ▾

In a triangle ABC, O is the centre of in circle PQR, ∠ BAC = 65°, ∠ BCA = 75°, find ∠ ROQ.

### Choices

Choice (4)Response

a.

b.

c.

can՚t be determined

d.

Both b. and a. are correct