Jacob puts all his pennies and nickels in his piggy bank. He has saved up a total of 474 coins. Altogether, there is a total os $11.22 in his bank. How many pennies and how many nickels does he have in his piggy bank?

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32