Mensuration (IMO- Mathematics Olympiad Class 8): Questions 13 - 17 of 61

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Question number: 13

» Mensuration

MCQ▾

Question

The radii of the bases of two cylinders are in the ratio of 3: 4 respectively and their heights are in the ratio 4: 5 respectively, find the ratio of their volumes.

Choices

Choice (4) Response

a.

20: 3

b.

20: 9

c.

9: 20

d.

3: 20

Question number: 14

» Mensuration

MCQ▾

Question

A rectangle field has its length and breadth in the ratio 2: 3. Its area is 3.80 hectares. The cost of fencing it at Rs. 2 per meter is________.

Choices

Choice (4) Response

a.

Rs 1000

b.

Rs 1600

c.

Rs 1100

d.

Rs 1500

Question number: 15

» Mensuration

MCQ▾

Question

ABC is a right angled triangle withEquation . AH is drawn perpendicular to BC where H lies on BC. If AB = 40 cm and AC = 60 cm, then BH = ________.

Right-angled triangle ABC with AB = 40 cm, AC = 60 cm

Right-Angled Triangle ABC With AB = 40 Cm, AC = 60 Cm

Find out BH of a right-angled triangle ABC using given measure when AH is perpendicular to BC

Choices

Choice (4) Response

a.

25

b.

50

c.

30

d.

40

Question number: 16

» Mensuration

MCQ▾

Question

What is the ratio of the perimeter of the shaded region to the circumference of the circle?

A circle with center A is given

A Circle With Center a Is Given

Find out the ratio of the perimeter of the shaded region to the circumference of the circle

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 17

» Mensuration

MCQ▾

Question

The radius of the cylinder whose lateral surface area is 610 Equation and height 6 cm, is________.

Choices

Choice (4) Response

a.

11 cm

b.

12 cm

c.

14 cm

d.

10 cm

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