IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 772 - 777 of 1025
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Question 772
Question MCQ▾
A circle inscribed in having , touching sides at P, Q, R. then is
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 773
Question MCQ▾
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 | |
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a. | ||
b. | ||
c. | ||
d. |
Question 774
Question MCQ▾
A cuboidal metal of dimensions was melted and cast into a cylinder of height Its radius is________.
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 775
Question MCQ▾
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 776
Question MCQ▾
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________.
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 777
Question Data Sufficiency▾
What is the total surface area of the cone?
Statements
The area of the base of the cone is
The curved surface area of the cone is
The volume of the cone is
Choices
Choice (4) | Response | |
---|---|---|
a. | Either one of the statements is sufficient. | |
b. | Either statement Ⅱ or statement Ⅲ is sufficient & only statement Ⅰ is sufficient, while others are not sufficient. | |
c. | All of the statements are sufficient. | |
d. | Both statement Ⅰ & statement Ⅲ are sufficient. |