Question 1:

Which rule or principle is followed by the following sequence of numbers?

Sequence: 2, 4, 8, 16, 32

A) Addition by 2
B) Multiplication by 2
C) Addition by 4
D) Multiplication by 4

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Explanation: The correct answer is B) Multiplication by 2. Each number in the sequence is obtained by multiplying the previous number by 2. Therefore, the rule followed is multiplication by 2.

Question 2:

Which rule or principle is followed by the following pattern of shapes?

Pattern: Triangle, Square, Pentagon, Hexagon, Heptagon

A) Increasing number of sides
B) Alternating between even and odd number of sides
C) Increasing number of vertices
D) Alternating between regular and irregular polygons

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Explanation: The correct answer is A) Increasing number of sides. Each shape in the pattern has one more side than the previous shape. Therefore, the rule followed is an increasing number of sides.

Question 3:

Which rule or principle is followed by the following series of letters?

Series: A, E, I, M, Q

A) Skipping one letter in the alphabet
B) Skipping two letters in the alphabet
C) Skipping three letters in the alphabet
D) Skipping four letters in the alphabet

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Explanation: The correct answer is D) Skipping four letters in the alphabet. Each letter in the series is obtained by skipping four letters in the alphabet. Therefore, the rule followed is skipping four letters.

Question 4:

Which rule or principle is followed by the following sequence of colors?

Sequence: Red, Blue, Yellow, Green, Orange

A) Alternating between primary and secondary colors
B) Alphabetical order
C) Increasing brightness
D) Decreasing saturation

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Explanation: The correct answer is A) Alternating between primary and secondary colors. The sequence follows an alternation between primary colors (Red, Yellow) and secondary colors (Blue, Green). Therefore, the rule followed is alternating between primary and secondary colors.

Question 5:

Which rule or principle is followed by the following sequence of numbers?

Sequence: 1, 3, 6, 10, 15

A) Addition by 1
B) Addition by 2
C) Addition by 3
D) Addition by 4

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Explanation: The correct answer is C) Addition by 3. Each number in the sequence is obtained by adding the next natural number. For example, 1 + 2 = 3, 3 + 3 = 6, and so on. Therefore, the rule followed is addition by 3.