Mari has 28 wooden cubes. she wants to stack them to form a triangle. each row will have one block fewer than the row below it. how many blocks will be in the bottom row of the pyramid? . 6 six cubes, 7 cubes, 8 cubes or 9 cubes?

its 4 because 2 times 2 is 4, if you double the number two you get four

5/12, or 5: 12

step-by-step explanation:

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart