IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 773 - 776 of 968

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Question number: 773

» Area, Surface Area & Volume

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MCQ▾

Question

The area of a square and a circle are same. If area of the square is , the distance covered when 6 rounds are taken round the circle (approximately), is________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 774

» Area, Surface Area & Volume

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MCQ▾

Question

A cuboidal metal of dimensions was melted and cast into a cylinder of height Its radius is________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 775

» Area, Surface Area & Volume

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MCQ▾

Question

A man runs around a circle of radius at a speed of The time taken by him for going around it twenty times is ________.

Choices

Choice (4) Response

a.

10 mins 35 secs

b.

20 mins 54 secs

c.

10 mins 42 secs

d.

12 mins 35 secs

Question number: 776

» Area, Surface Area & Volume

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MCQ▾

Question

A sphere is placed in a cone of height as shown in figure. The volume of sphere if it touches lateral surface and base of cone is________.

Ellipse c Ellipse c: Ellipse with foci A, B passing through C Ellipse c Ellipse c: Ellipse with foci A, B passing through C Circle d Circle d: Circle through H with center G Angle? Angle? : Angle between D, E, F Angle? Angle? : Angle between D, E, F Angle? Angle? : Angle between D, E, F Segment f Segment f: Segment [D, E] Segment g Segment g: Segment [E, F] Vector u Vector u: Vector [I, J] Vector u Vector u: Vector [I, J] Vector v Vector v: Vector [I, K] Vector v Vector v: Vector [I, K] Point D Point D: Point on c Point D Point D: Point on c Point E E = (7.42,2.4) Point E E = (7.42,2.4) Point F Point F: Point on c Point F Point F: Point on c Point G G = (7.46, -0.6) Point G G = (7.46, -0.6) 12 cm text1 = “12 cm”

Circle Inside a Triangle

A sphere is placed in a cone of height12 cm. At angle 60 degree

Choices

Choice (4) Response

a.

b.

c.

d.