It cannot be be Integers because Integers include negative numbers (which are not counting numbers)
It cannot be real numbers because like integers, it includes negative numbers but also includes decimals which are not counting numbers
It cannot be absolute values because absolute values is the range of how far away a number is from 0 which obviously isn't counting
That leaves natural numbers which are counted in sequence which fits the definition needed
Answer: D. Natural Numbers
Answer:
He can only make 9
Step-by-step explanation:
He will have 4 cards left over so it will not be enough to make another stack.
Answer:
New price =$6.60
Step-by-step explanation:

The answer is 3 and one third!
20/4=5
(5*2)/3= 3 1/3
9(10+x)
To apply the distributive property, we need to multiply the number out of the parenthesis by each number inside.
9*10 = 90
9*x = 9x
9x + 90
Final answer: 9x + 90