 
 <prompt> Emma nwetara 3 dozens nke macarons na aka n'ime 10 pieces nke macarons maka aha. Ọ bụghị 15 pieces nke macarons bụrụ na-agụnyekwara, onye mere nke a na-eme? <response>: Three dozens of macarons are equal to 3 x 12 = 36 pieces of macarons.
So Emma has a total of 36 + 10 = 46 pieces of macarons for the party.
Therefore, 46 - 15 = 31 pieces of macarons were eaten.

The answer will be 31. 