Hansel and Sherman had some blue and green stickers. 3/5 of Hansel's stickers
were blue while 2/3 of Sherman's stickers were blue. Hansel gave 3/4 of his blue
stickers to Sherman. In the end, 7/10 of Sherman's stickers were blue and Hansel
had 165 stickers left.
(a) How many blue stickers did Hansel give to Sherman?
(b) How many stickers did Sherman have in the end?
