IMO- Mathematics Olympiad Class 10: Questions 798 - 801 of 908

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Question number: 798

» Area, Surface Area & Volume

MCQ▾

Question

The areas of two concentric circles are 952.5cm2 and 1258cm2 respectively. The width of the ring is________.

Choices

Choice (4) Response

a.

2.6cm

b.

3.2cm

c.

3.5cm

d.

3.1cm

Question number: 799

» Area, Surface Area & Volume

Data Sufficieny▾

Question

What is the length of the iron beam?

Statements

  1. The volume of iron beam is 48m3 also the beam is 4m long, 6m wide.

  2. Iron width of iron beam is 5 meter.

Choices

Choice (4) Response

a.

All of the statements are sufficient.

b.

Only statement Ⅰ is sufficient, while others are not sufficient.

c.

None of the statements are sufficient.

d.

Either one of the statements is sufficient.

Question number: 800

» Triangle, Circle & Constructions

MCQ▾

Question

mnjfdikjdkl’. v; . /ovfvf xcada’

Choices

Choice (4) Response

a.

Only 2

b.

2 and 3

c.

Only 1

d.

1 and 2

Question number: 801

» Triangle, Circle & Constructions

MCQ▾

Question

QR is the diameter of a semicircle. The sides PQ and PR of a triangle PQR meet the semicircle in A and B respectively. AB subtends 140° at the center of the semi-circle. The P is ________.

Triangle poly1 Triangle poly1: Polygon P, Q, RTriangle poly2 Triangle poly2: Polygon A, O, BArc d Arc d: Semicircle through Q and RAngle? Angle? : Angle between A, O, BAngle? Angle? : Angle between A, O, BAngle? Angle? : Angle between A, O, BAngle? Angle? : Angle between A, Q, OAngle? Angle? : Angle between A, Q, OAngle? Angle? : Angle between A, Q, OAngle? Angle? : Angle between Q, A, OAngle? Angle? : Angle between Q, A, OAngle? Angle? : Angle between Q, A, OAngle? Angle? : Angle between B, R, OAngle? Angle? : Angle between B, R, OAngle? Angle? : Angle between B, R, OAngle? Angle? : Angle between O, B, RAngle? Angle? : Angle between O, B, RAngle? Angle? : Angle between O, B, RSegment c Segment c: Segment [P, Q] of Triangle poly1Segment b Segment b: Segment [R, P] of Triangle poly1Segment b_1 Segment b_1: Segment [A, O] of Triangle poly2Segment b_1 Segment b_1: Segment [A, O] of Triangle poly2Segment a_1 Segment a_1: Segment [O, B] of Triangle poly2Segment a_1 Segment a_1: Segment [O, B] of Triangle poly2Segment c_1 Segment c_1: Segment [B, A] of Triangle poly2Segment f Segment f: Segment [C, D] Segment f Segment f: Segment [C, D] Segment g Segment g: Segment [E, F] Segment g Segment g: Segment [E, F] P text1 = “P”Q text2 = “Q”R text3 = “R”A text4 = “A”B text5 = “B”O text6 = “O”

Triangle and Semicircle

The sides PQ and PR of a triangle PQR meet the semicircle in A and B respectively. AB subtends 140 (degree) at the center of the semi-circle

Choices

Choice (4) Response

a.

40°

b.

10°

c.

20°

d.

30°

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