IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 430 - 434 of 929

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Question number: 430

» Surface Area and Volumes

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MCQ▾

Question

A cylinder and a cone have the same height and same radius of the base. The ratio between the volumes of the cylinder and the cone is ________

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 431

» Surface Area and Volumes

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MCQ▾

Question

The edge of a cube is 20 cm. how many small cubes of 5 cm edge can be formed from this cube?

Choices

Choice (4)Response

a.

64

b.

100

c.

4

d.

32

Question number: 432

» Surface Area and Volumes

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MCQ▾

Question

A corn cob somewhat like a cone, has the radius of the broadest end as 2.1 cm and length as 20 cm. If each 1 cm 2 of the surface of the cob carries an average of 3 grains, find how many grains you would find on the entire cob?

Given the corn cob somewhat like a cone

Given the Corn Cob Somewhat like a Cone

Choices

Choice (4)Response

a.

550 grains

b.

670 grains

c.

881 grains

d.

980 grains

Question number: 433

» Surface Area and Volumes

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MCQ▾

Question

Points P, Q, R and S divide the sides of rectangle ABCD in the ratio , as shown in the figure. What fraction of area of the rectangle is the area of the parallelogram PQRS?

Given the points P,Q,R and S divide the sides of rectangle ABCD

Given the Points P, Q, R and S Divide the Sides of Rectangle ABCD

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 434

» Coordinate Geometry

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MCQ▾

Question

ABCD is a square of side length 1. EFGH are the points on AE = EB, 2BF = FC, 3CG = GD, 4DH = HA then what is the area of the quadrilateral EFGH?

Image Shows the area of the quadrilateral EFGH

Image Shows the Area of the Quadrilateral EFGH

Choices

Choice (4)Response

a.

b.

c.

d.

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