 
 <prompt> There are 350 trees in the park, 70% of which are pine trees. How many are not pine trees? 

Yoruba translation:
Ní ilẹ̀ yìí, o máa wàá ni 350 ẹṣin, 70% láti wọn ni ẹṣin igi òkè. Níbẹ̀rẹ̀, ẹṣin kan kò ni igi òkè? <response>: There are 350 x 70/100 = 245 pine trees.
Therefore, 350 - 245 = 105 trees are not pine trees.

The answer will be 105. 