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Question (31)

QN0015977

A child says 0 even though they are not the tallest. This is possible when:

(A) No taller child stands in front of them
(B) They are first in line only
(C) Everyone behind is shorter
(D) Everyone behind is taller

Correct Answer: A

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Question (32)

QN0015978

Which concept is mainly explored in “Numbers Tell us Things”?

(A) Fractions
(B) Data representation through arrangements
(C) Algebraic equations
(D) Geometry

Correct Answer: B

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Question (33)

QN0015979

If the third child says 2, then among the first three children:

(A) The third child is tallest.
(B) Both children in front are taller than the third child.
(C) One child in front is taller.
(D) Both children in front are shorter.

Correct Answer: B

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Question (34)

QN0015980

For a line of 5 children, which number cannot appear at the fourth position?

(A) 0
(B) 1
(C) 3
(D) 4

Correct Answer: D

Explanation:

The fourth child can have at most three children in front.

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Question (35)

QN0015981

If a sequence ends with 5 in a line of 6 children, the last child must be:

(A) Tallest
(B) Shortest
(C) Middle-height
(D) Second tallest

Correct Answer: B

Explanation:

All five children ahead are taller.

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Question (36)

QN0015982

Which Indian mathematical idea in the chapter is connected with representing information using numbers without directly giving the actual values?

(A) Magic squares
(B) Height-arrangement number sequences
(C) Virahāṅka numbers
(D) Cryptarithms

Correct Answer: B

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Question (37)

QN0015983

A child standing sixth says 0. Which statement is definitely true?

(A) They are tallest.
(B) No one taller than them is standing before them.
(C) They are shortest.
(D) They are first in line.

Correct Answer: B

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Question (38)

QN0015984

The sequence generated in “Numbers Tell us Things” depends on:

(A) Actual heights only
(B) Number of children only
(C) Relative arrangement of heights
(D) Ages of children

Correct Answer: C

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Question (39)

QN0015985

If two different height arrangements produce different sequences, it shows that the sequence records:

(A) Colour of clothes
(B) Relative height information
(C) Names of children
(D) Ages of children

Correct Answer: B

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Question (40)

QN0015986

The main purpose of the activity is to show that numbers can be used to:

(A) Measure length only
(B) Count objects only
(C) Encode and communicate information about arrangements
(D) Find area and perimeter

Correct Answer: C

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Question (31)

A child says 0 even though they are not the tallest. This is possible when:

Explanation:

Link:

Question (32)

Which concept is mainly explored in “Numbers Tell us Things”?

Explanation:

Link:

Question (33)

If the third child says 2, then among the first three children:

Explanation:

Link:

Question (34)

For a line of 5 children, which number cannot appear at the fourth position?

Explanation:

Link:

Question (35)

If a sequence ends with 5 in a line of 6 children, the last child must be:

Explanation:

Link:

Question (36)

Which Indian mathematical idea in the chapter is connected with representing information using numbers without directly giving the actual values?

Explanation:

Link:

Question (37)

A child standing sixth says 0. Which statement is definitely true?

Explanation:

Link:

Question (38)

The sequence generated in “Numbers Tell us Things” depends on:

Explanation:

Link:

Question (39)

If two different height arrangements produce different sequences, it shows that the sequence records:

Explanation:

Link:

Question (40)

The main purpose of the activity is to show that numbers can be used to:

Explanation:

Link:

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