 
<translate> Oliver yana da lambobi 135. Ya yi amfani da kashi ɗaya bisa uku na abin da yake da shi, ya ba abokinsa kashi biyu bisa biyar, kuma ya riƙe sauran abin da yake da shi. Gwanaye nawa ya ajiye? Wani tunani? Dalili na mataki zuwa mataki: <eng> Oliver had 135 stickers. He used 1/3 of his stickers, gave 2/5 of the remaining to his friend, and kept the remaining stickers. How many stickers did he keep?
Thoughts? Step-by-step reasoning: 