NCO- Cyber Olympiad (SOF) Class 10: Questions 68 - 72 of 461
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Question number: 68
» Mental Ability » Basic Geometry
Question
The top of a ladder is leaning against a building at a point 8 feet above the ground; the bottom of the ladder is 6 feet from the building. What is the length of the ladder?
Choices
| Choice (4) | Response | |
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| a. | 10 ft |
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| b. | 36 ft |
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| c. | 64 ft |
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| d. | 14 ft |
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Question number: 69
» Mental Ability » Basic Geometry
Question
A metallic sheet is of rectangular shape with dimensions . From each one of its corners, a square of 3 cm is cut off. An open box is made of the remaining sheet. Find the volume of the box.
Image of a Metallic Sheet Having Rectangular Shape
Representing the image of a metallic sheet having rectangular shape
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Question number: 70
» Mental Ability » Basic Arithmetic
Question
A train for Goa leaves every twenty minutes from a railway station. An enquiry clerk told a passenger that the train had already left five minutes ago and the next train will leave at 11: 35 a. m. At what time did the enquiry clerk give this information to the passenger?
Choices
| Choice (4) | Response | |
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| a. | 10: 20 a. m. |
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| b. | 11: 15 a. m. |
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| c. | 11: 50 a. m. |
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| d. | 11: 20 a. m. |
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Question number: 71
» Mental Ability » Basic Arithmetic
Question
A number when divided by 81 gives a remainder 32. By dividing the same number by 27, what would be the remainder?
Choices
| Choice (4) | Response | |
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| a. | 3 |
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| b. | 6 |
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| c. | 9 |
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| d. | 5 |
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Question number: 72
» Mental Ability » Basic Geometry
Question
The radii of two spheres are in the ratio 2: 3. Find the ratio of their surface areas.
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