The coin called a quarter is called a quarter because its value is a quarter of a dollar (25 cents times 4 equals 100 cents) The quarter denomination is the only one that doesn't fit into a decimal...
1/16, a semiquaver.1/4 x 1/4 = 1/16
is 1. Because 3/4 + 1/4 will be 1..:)
21 quarters in 5.25.
Because it's one-fourth, or a quarter, of a dollar.