You develop at different rates. It all depends on a word called puberty.
34A
if your talking about Miley Cyrus its 34A
bra sizes are organized by the number (ex. 34A), which is the length around your rib cage. And the letter (ex. 34A) is your cup size.
A 34A bra has a slightly larger cup size than a 34AA. The difference between the two sizes is primarily in the cup volume; the A cup is approximately one cup size larger than the AA cup. This means that while both have the same band size (34), the A cup will provide a bit more room and projection compared to the AA cup.
the normal cup sizw would be a 34A :) something below would be very small
Larger cup size, smaller band size.
If a man wears a 34A it is likely to be his favorite bra size. Men like many different bra sizes, so there are men who like 34A.
It is the same overall volume, but a different shape. A 30C will have a narrower chest that protrudes more, while a 34A has a broader chest and protrudes less. When you move down a band size, you move up a cup size to maintain the same overall volume. 34A = 32B = 30C.
I think around 32A and 34A. I am 12 and I am a 34A.
This size of implant would make the recepient approximately 2 cup sizes bigger.
Is -34a integer
It is totally normal to be a 34A at that age. All girls develope at different rates.