It would cost $74.15 for the shoes
To move from scientific notation to standard from move the decimal point the number of places of the exponent on the 10. In this case the exponent is -11, so you will need to move 11 places to the left. You will get:0.0000000000556 in standard form.
Thirteen is exactly equal to thirteen, so the proper symbol here is A.
1 quart = 4 cups
5 1/2 (or 5.5) quarts = 22 cups