can anyone help me to do these question


1.Alan ,bob,charles shared some apples .alan received 2/3 of the apples plus 2/3 of an apple.ben received 2/3 of the remainder plus 2/3 of an apple.charles received 2/3 of the new remainder plus 2/3 of an apple.if no apple was left after this ,how many apples did they share?

2.nickle had some stamps .he gave jack 1/3 of the stamps plus 10 stamps .he gave paul half the remainder plus 5 stamps.if nickle was lleft with 50 stamps,how many stamps did he have at first?

marina has 200 more books than ethel.marina gives 60% of his books to ethel.ethel then gives 25% of her books back to marina .in the end ,ethel has 200 more books than marina.how many books does marina have at first?

mina had 20% less hair clips than anne.caili had 20% more hair clips than mina.express caili’s hair clips as a percentage of anne’s hair clips