What can be flimsy, an aroma, a task, a shelter or an excuse

こんにちは， 皆様、このサイトであまり日本語のpostを見つからなくて、もし質問があったら、ぜひcommentに聞いてください。 hello, i couldn't really find any posts on this site about japanese. but if you have any questions about japanese, feel free to ask me down below in the comments/replies. have fun learning !

Patrick bought 7.5 pounds of frozen shrimp. the shrimp is sold in 1.5 pound packages. how many packages of shrimp did patrick buy?

What is the hardest language to learn?