IMO- Mathematics Olympiad (SOF) Class 9: Questions 412 - 416 of 919

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Question number: 412

» Surface Area and Volumes

MCQ▾

Question

A cylindrical rod whose height is 12 times of its radius is melted and recast into spherical balls of same radius. The numbers of balls will be________

Choices

Choice (4) Response

a.

9

b.

2

c.

7

d.

6

Question number: 413

» Triangles and Circles

MCQ▾

Question

O, P, Q and R are four points on a circle. OQ and PR intersect at a point S such that and, then angle is ________

Given the O , P, Q and R are four points on a circle

Given the O, P, Q and R Are Four Points on a Circle

O, P, Q and R are four points on a circle. OQ and PR intersect at a point S such that angle PQS is 119 and SQR is 13, then find angle POQ

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 414

» Surface Area and Volumes

MCQ▾

Question

How many metres of cloth, 4 m wide, will be required to make a conical tent, the radius of whose base is 14 m and height is 12 m?

Choices

Choice (4) Response

a.

104.07 m

b.

115.05 m

c.

105.06 m

d.

106.06 m

Question number: 415

» Coordinate Geometry

MCQ▾

Question

Points (6,5), (3,1) lies in the________

Choices

Choice (4) Response

a.

II quadrant

b.

IV quadrant

c.

III quadrant

d.

I quadrant

Question number: 416

» Coordinate Geometry

MCQ▾

Question

See the given figure and find the following:

  1. The Point Identified by the co-ordinates (4,3)

  2. The Point Identified by the co-ordinates (5, -2)

  3. The Co-ordinate of D

  4. The Co-ordinate of A

Finding the values of the elements asked in question

Finding the Values of the Elements Asked in Question

Defining point and find the related co-ordinates

Choices

Choice (4) Response

a.

b.

c.

d.

f Page
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