 
<translate> Mgbe nna ya nyesịrị ya biskit 13, Randy nwere biskit 32+13=45. Mgbe nne ya nyesịrị ya biskit iri na ise, Randy nwere biskit iri anọ na ise tinyere iri na ise, ya bụ, biskit iri isii. Mgbe nwanne ya nwoke risịrị biskit iri abụọ. Randy nwere biskit 60 <unk> 20 = 40. Azịza ikpeazụ ya bụ: 40. <eng> After his father gave him 13 biscuits, Randy has 32 + 13 = 45 biscuits. After his mother gave him 15 biscuits, Randy has 45 + 15 = 60 biscuits. After his brother ate 20 of the biscuits. Randy has 60 – 20 = 40 biscuits.
The final answer: 40. 