Which set of number signs includes a rocking or twisting motion?(1 point)

Responses

numbers where both digits of the number are 6 or higher (with the exception of 66, 77, 88 and 99)
numbers where both digits of the number are 6 or higher (with the exception of 66, 77, 88 and 99)

numbers with two repeated digits like 66, 77, 88 and 99
numbers with two repeated digits like 66, 77, 88 and 99

numbers that end in zero like 60, 70, 80 and 90
numbers that end in zero like 60, 70, 80 and 90

numbers that end in 9 like 69, 79, 89 (but not 99 as it is the last number before 100)
numbers that end in 9 like 69, 79, 89 (but not 99 as it is the last number before 100)

1 answer

The set of number signs that includes a rocking or twisting motion is:

numbers with two repeated digits like 66, 77, 88 and 99.

This set of numbers is often associated with a rocking or twisting motion due to the symmetry and repetition in their digits.