Surface Area and Volumes (IMO- Mathematics Olympiad (SOF) Class 9): Questions 82 - 86 of 104

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Question number: 82

» Surface Area and Volumes

MCQ▾

Question

A rectangular field has its length and breadth in the ratio. Its area is 10.29 hectares. The cost of fencing it at RS. 8 per meter is ________

Choices

Choice (4) Response

a.

Rs. 15400

b.

Rs. 14200

c.

Rs. 11200

d.

Rs. 21500

Question number: 83

» Surface Area and Volumes

MCQ▾

Question

The volume of the largest circular cone that can be cut of a cube whose edge is 16 cm is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 84

» Surface Area and Volumes

MCQ▾

Question

From each corner of a square of side 6 cm a quadrant of a circle of radius 2 cm is cut and also a circle of diameter 4 cm is cut as shown in the figure, then the area of the remaining portion of the square is ________

Given the each corner of a square of side 6 cm

Given the Each Corner of a Square of Side 6 Cm

Given the each corner of a square of side 6 cm a quadrant of a circle of radius 2 cm is cut and also a circle of diameter 4 cm is cut and find the area of the remaining portion of the square

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 85

» Surface Area and Volumes

MCQ▾

Question

Volume of a hemisphere is 14564 cubic cm. The total surface area is ________

Choices

Choice (4) Response

a.

4525.12 sq. cm

b.

1215.15 sq. cm

c.

6545.25 sq. cm

d.

3432.44 sq. cm

Question number: 86

» Surface Area and Volumes

MCQ▾

Question

A circular park of 60 metre diameter has a circular path just inside the boundary of width 3 metre. The area of path is ________

Choices

Choice (4) Response

a.

b.

c.

d.

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