If you take time to write out all the clues, more abers are able to help ....
2) nothing to do with the amount you pay for an apple ....
a name for variety(s) of apples, popular in days gone-by - but, not seen in supermarkets today as it is not the right colour/shape/size etc!!
Reversing the letters of this apple gives you a sum of money ..... 'slang' for a 10 pound note
36) �There's no great difference in low value coins �
'loose change' may 'fit' 'low value coins', but it does not 'fit' 'NO GREAT difference'
53) this is a cryptic clue, with a question mark ....
the answer you give of -stale bread- fits the cryptic clue.
69) -Gents- is the key word .....
71( I answered this previously and gave website references .... it is american Roaring 1920-s slang, immortalised in Jazz lyrics of the time .... and is in Chambers .... lok up sugar! .....