Question 282925
n+d=38
0.05n+0.10d=3.25



n+d=38
5n+10d=325



-5n-5d=-190
5n+10d=325
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5d=135


d=27 


n+d=38 ---> n+27=38 ---> n=11


Answer: 11 nickels and 27 dimes