 
 <prompt> ```Leo e nweghị 400 marbul n'ụtọ. O jiri marbul na ọkọchị marbul iri nkeji, ma o gharị ọnụ ọzọ ha na ndị ọzọ, Manny na Neil. O gharị Manny 1/4 nke ọnụ ọkọchị marbul, Neil gharịa 1/8 nke ọnụ ọkọchị marbul, ma o nweghị ọnụ. Kedu ọnụ ọkọchị marbul Leo gharị?``` <response>: ```Leo gara 400/10 = 40 ngwọta nke marbles.
O nwere Manny 1/4 x 40 = 10 ngwọta nke marbles.
Na Neil gara 1/8 x 40 = 5 ngwọta nke marbles.
N'ihi na ya, Leo gara ngwọta ọnụ 10 + 5 = 15.
N'ile, Leo gara 40 - 15 = 25 ngwọta nke marbles.

Nkwado aha: 25.``` 