NCO- Cyber Olympiad (SOF) Class 10: Questions 101 - 104 of 461

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Question number: 101

» Mental Ability » Basic Arithmetic

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MCQ▾

Question

The number of words Mery typed varied directly with the amount of time she spent typing. If she typed 220 words in 5 minutes, how long would it take her to type 1,100 words?

Choices

Choice (4)Response

a.

25 minutes

b.

22 minutes

c.

10 minutes

d.

18 minutes

Question number: 102

» Mental Ability » Basic Geometry

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MCQ▾

Question

A rectangle has the following sides. If one side must have an odd integer length then the perimeter is

Image of a rectangle having unknown lengths of its sides

Image of a Rectangle Having Unknown Lengths of Its Sides

Choices

Choice (4)Response

a.

68

b.

20

c.

86

d.

40

Question number: 103

» Mental Ability » Basic Geometry

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MCQ▾

Question

The sides of squares can be used to form triangles. The areas of the squares that form right triangles have a special relationship.

Image of three squares used to form a right triangle

Image of Three Squares Used to Form a Right Triangle

Using the dimensions of the squares shown below, determine which set of squares will form a right triangle.

Choices

Choice (4)Response

a.

Image of three squares used to form a right triangle: Choice A

Image of Three Squares Used to Form a Right Triangle: Choice A

b.

Image of three squares used to form a right triangle: Choice B

Image of Three Squares Used to Form a Right Triangle: Choice B

c.

Image of three squares used to form a right triangle: Choice C

Image of Three Squares Used to Form a Right Triangle: Choice C

d.

Image of three squares used to form a right triangle: Choice D

Image of Three Squares Used to Form a Right Triangle: Choice D

Question number: 104

» Mental Ability » Basic Arithmetic

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MCQ▾

Question

Five years hence a man’s age will be two times his son’s age and five years ago he was four times as old as his son. The present ages of the man and his son respectively are.

Choices

Choice (4)Response

a.

30,15

b.

45,15

c.

35,5

d.

25,10

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