IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 739 - 741 of 968

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Question number: 739

» Area, Surface Area & Volume

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MCQ▾

Question

The areas of two concentric circles are and respectively. The width of the ring is________.

Choices

Choice (4) Response

a.

12.3 cm

b.

21.5 cm

c.

11.6 cm

d.

13.2 cm

Question number: 740

» Area, Surface Area & Volume

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MCQ▾

Question

A hemispherical bowl is made of steel of thickness. The inner radius of the bowl is The volume of steel used is________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 741

» Triangle, Circle & Constructions

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MCQ▾

Question

In the given figure, if then equals________.

Circle c Circle c: Circle through B with center A Segment f Segment f: Segment [P, R] Segment g Segment g: Segment [P, T] Point P P = (-3.3,2.48) Point P P = (-3.3,2.48) Point P P = (-3.3,2.48) Point R Point R: Point on c Point R Point R: Point on c Point R Point R: Point on c Point T Point T: Point on c Point T Point T: Point on c Point T Point T: Point on c Point S Point S: Intersection point of c, g Point S Point S: Intersection point of c, g Point S Point S: Intersection point of c, g Point Q Point Q: Intersection point of c, f Point Q Point Q: Intersection point of c, f Point Q Point Q: Intersection point of c, f 7cm text1 = “7cm” 5cm text2 = “5cm” 4cm text3 = “4cm”

A Circle with PS = 7cm, ST = 5cm, PQ = 4cm

Circle with PS = 7cm, ST = 5cm, PQ = 4cm

Choices

Choice (4) Response

a.

b.

c.

d.