IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 316 - 321 of 929

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Question number: 316

» Coordinate Geometry

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MCQ▾

Question

Which of the points A (0,3), B (1,0), C (0, -1), D (-5,0), E (1,2) do not lie on the x-axis?

Choices

Choice (4) Response

a.

A and E only

b.

B, C, E

c.

A, C, E

d.

B and D only

Question number: 317

» Surface Area and Volumes

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MCQ▾

Question

If the volumes of two cones are in the ratio 2: 3 and their diameters are in the ratio 3: 7, and then the ratio of their heights is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 318

» Surface Area and Volumes

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MCQ▾

Question

The length of canvas 1.2 m wide required building a conical tent of height 14 m and also on the floor of floor area , breadth of canvas is ________

Choices

Choice (4) Response

a.

490 m

b.

770 m

c.

665 m

d.

860 m

Question number: 319

» Surface Area and Volumes

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MCQ▾

Question

If the altitude of an equilateral triangle is , its area is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 320

» Coordinate Geometry

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MCQ▾

Question

A rectangle with perimeter 44cm is partitioned into 5 congruent rectangles, as indicated in the diagram. The perimeter of each of the congruent rectangle is ________.

A rectangle with perimeter 44cm is partitioned

A Rectangle with Perimeter 44cm is Partitioned

5 congruent rectangles, and find perimeter of each of the congruent rectangle.

Choices

Choice (4) Response

a.

24 cm

b.

48 cm

c.

10 cm

d.

20 cm

Question number: 321

» Coordinate Geometry

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MCQ▾

Question

If in the following image angle PQR is 110˚ then what would be the angle PSR?

Find the value of angle PSR

Find the Value of Angle PSR

Define angle PQR is 110˚ and find angle PSR

Choices

Choice (4) Response

a.

120˚

b.

170˚

c.

140˚

d.

150˚