Surface Area and Volumes (IMO- Mathematics Olympiad Class 9): Questions 24 - 28 of 104

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Question number: 24

» Surface Area and Volumes

MCQ▾

Question

The ratio between the length and the breadth of a rectangular park is Equation . If a man cycling along the boundary of the park at the speed of 15 km/hr completes one round in 12 minutes, then the area of the park is________

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 25

» Surface Area and Volumes

MCQ▾

Question

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

Choices

Choice (4) Response

a.

107

b.

109

c.

102

d.

105

Question number: 26

» Surface Area and Volumes

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 27

» Surface Area and Volumes

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 28

» Surface Area and Volumes

MCQ▾

Question

The radii of two cones are in ration 3: 1, their volumes are equal. Find the ratio of their heights.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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