IMO- Mathematics Olympiad Class 9: Questions 360 - 364 of 919

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Question number: 360

» Surface Area and Volumes

MCQ▾

Question

A triangle and a parallelogram are equal in area. They also have the same altitudes. If the base of the triangle is 24 inches, the base of the parallelogram is ________

Choices

Choice (4) Response

a.

12 inches

b.

15 inches

c.

14 inches

d.

18 inches

Question number: 361

» Triangles and Circles

MCQ▾

Question

In XYZ Y=64°,Z=36° , and the bisector of YXZ meets YZ at P. then the ascending order of sides is ________

In triangle XYZ, angle Y and Z are 64 and 36 respectively

In Triangle XYZ, Angle Y and Z Are 64 and 36 Respectively

In triangle XYZ, angle Y and Z are 64 and 36 respectively, and the bisector of YXZ meets YZ at P find the ascending order of sides

Choices

Choice (4) Response

a.

YZ,XY,XZ

b.

XY,YZ,XZ

c.

YZ,XZ,XY

d.

XY,XZ,YZ

Question number: 362

» Surface Area and Volumes

MCQ▾

Question

If the volumes of two cones are in the ratio 1: 4 and their diameters are in the ratio 4: 5, and then the ratio of their heights is ________

Choices

Choice (4) Response

a.

5:4

b.

5:16

c.

25:64

d.

1:5

Question number: 363

» Surface Area and Volumes

MCQ▾

Question

How many metres of cloth, 5 m wide, will be required to make a conical tent, the radius of whose base is 7 m and height is 24 m?

Choices

Choice (4) Response

a.

105 m

b.

110 m

c.

100 m

d.

120 m

Question number: 364

» Surface Area and Volumes

MCQ▾

Question

In the given figure, O is the center of the bigger circle and WY is its diameter, another circle with WX as diameter is drawn. If WY = 54 cm and xy = 10 cm, the area of shaded region________

TWo circles are given and WY is its diameter

TWo Circles Are Given and WY Is Its Diameter

Given the O is the center of the bigger circle and WY is its diameter and WY = 54 cm and xy = 10 cm then find the area of shaded region

Choices

Choice (4) Response

a.

752cm2

b.

665cm2

c.

770cm2

d.

865cm2

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