 
 <prompt> ```Tracy get one charity book collection store wey she dey collect book donations from people for her town. Anybody wey wan borrow book fit do so as long as dem return the book after dem don finish read am. She don already collect 300 book donations. If ten people come donate five books each for one week, and total of 140 books dey borrow by other people to read, calculate the total number of books wey she get remaining for her store?``` <response>: ```Di ten pipo donate 10*5 = 50 books.
Di total number of books for her store afta di new donations na 300+50 = 350 books.
Wen some of di books dey borrow, her total collection go come be 350-140 =210 books.

Answer na 210.``` 