50 quid.
A bull's eye is slang for £50 (like the number of points scored in darts for the bull's eye)
Apple core Bobby Moore (from 'score')
A "ton" is Cockney rhyming slang for a hundred pounds.
"50 slang" could refer to slang from the 1950s (such as "cool cat" or "greaser") or slang that originated in the area code 50 in Minnesota. More context would be needed to provide a specific answer.
In London slang, 250 pounds is often referred to as a "pony." This term comes from the early 19th-century British slang for money, where a pony was equal to 25 pounds. Over time, the term has evolved to represent 250 pounds specifically in London street slang.
Chub
"lbs" is the abbreviation for pounds, therefore 50 pounds = 50 lbs.
12% of 50 pounds= 12% * 50= 0.12 * 50= 6 pounds
Twenty grand.
monkey
Phwat
50% of fifty pounds is 25 pounds.