How many hours is 9: 30 am to 12: 30 pm ?

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?