 
<translate> Ray na-azụta otu ngwugwu anụ hamburger maka $5.00, otu igbe biskit maka $3.50, akpa 4 nke akwụkwọ nri ndị e tinyere n'ime friji maka $2.00 n'otu akpa na otu ngwugwu cheese maka $3.50 n'ụlọ ahịa nri. N'ihi na ọ bụ onye otu ụlọ ahịa na-akwụghachi ụgwọ, ọ na-enweta 10% nke nzụta ya. Ego ole ka ọ na-emefu n'ịzụ ihe n'ụlọ? Ka anyị buru ụzọ chee echiche. Ụzọ iche echiche: <eng> Ray buys a pack of hamburger meat for $5.00, a box of crackers for $3.50, 4 bags of frozen vegetables at $2.00 per bag and a pack of cheese for $3.50 at the grocery store. Because he is a store rewards member, he gets 10% off of his purchase. What does his total grocery bill come to? Let's think first. Chain of thought: 