# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 282 - 288 of 931

Access detailed explanations (illustrated with images and videos) to 931 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. 450.00 -OR-

How to register? Already Subscribed?

## Question 282

### Question

MCQ▾

In the medians XC, YB and ZA pass through O. If , then YB is ________ Given the Triangle XYZ the Medians XC, YB and ZA Pass through O

### Choices

Choice (4)Response

a.

19

b.

21

c.

26

d.

11

## Question 283

### Question

MCQ▾

In the figure , and . If the exterior angle XZK is , then the angle NMX is ________ Given XY = YZ, XM = XZ and MN is Parallel to XY Exterior Angle XZK

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 284

### Question

MCQ▾

The number of spherical balls each 4 cm in diameter be made out of a rectangular solid is ________

### Choices

Choice (4)Response

a.

107

b.

105

c.

102

d.

109

## Question 285

### Question

MCQ▾

The ratio between the perimeter and breadth of rectangle is . If the area of the rectangle is 116 sq. cm. then length of the rectangle is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 286

### Question

MCQ▾

The and are right angles. If , and , then the length of BD is ________ Given the ABC and BDC Are Right Angles

### Choices

Choice (4)Response

a.

16 cm

b.

15 cm

c.

12 cm

d.

25 cm

## Question 287

### Question

MCQ▾

The volume of a sphere is the curved surface of its sphere is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 288

### Question

MCQ▾

The area of trapezium ABCD is ________ Given the ABCD is a Trapezium

### Choices

Choice (4)Response

a.

b.

c.

d.