. The sides of a whiteboard are 1 foot by 1 foot. How many 2 inch by 2 inch Post-it notes

will be needed to cover the entire whiteboard?

18

36

727

18

36

72

The number of post-it notes will be ≤ 1

Explanation:

The sides of a white board = 1 foot by 1 foot therefore (the area of the board)

= 1 *1 = 1 ft ^2

post- it notes dimensions = 2 inch by 2 inches = 4In^2 ( area of each post-it notes )

Therefore how many post - notes is contained in the board :

1 FOOT = 12 INCHES

therefore 4 INCHES = 0.33 feet

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.