Mathematics-Number Systems (NSTSE (National Science Talent Search Exam- Unified Council) Class 9): Questions 1 - 7 of 133

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Question number: 1

» Mathematics » Number Systems

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Question

The average of the middle two rational numbers if are arranged in ascending order is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Mathematics » Number Systems

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The product of two rational numbers is . If one of the number is , then the other number is

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Choice (4) Response

a.

b.

c.

d.

Question number: 3

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The greatest among is

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Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 4

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If both ‘a’ and ‘b’ are rational numbers then ‘a’ and ‘b’ from the following are

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Choice (4) Response

a.

b.

c.

d.

Question number: 5

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If x: Every fraction is a rational number and y: Every rational number is a fraction, then which of the following is correct?

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Choice (4) Response

a.

x is True and y is False

b.

x is False and y is True

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question number: 6

» Mathematics » Number Systems

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Which of the following is not a rational number?

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Choice (4) Response

a.

b.

c.

d.

Question number: 7

» Mathematics » Number Systems

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Question

Which of the following statement is false?

Choices

Choice (4) Response

a.

Every fraction is a rational number

b.

Every rational number is a fraction

c.

Every integer is a rational number

d.

All of the above

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