The price increase raised the price by 1.6*.25=$<<1.6*.25=.4>>.4

So each pound of apples cost 1.6+.4=$2

2*4=<<2*4=8>>8 pounds of apples are bought

So the apples cost 8*2=$<<8*2=16>>16

# Answer

16
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Apples used to cost $1.6 per pound.  The price got raised 25%.  How much does it cost to buy 2 pounds of apples for each person in a 4 member family?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
16
Apples used to cost $1.6 per pound.  The price got raised 25%.  How much does it cost to buy 2 pounds of apples for each person in a 4 member family?
train