A grocer has a sale of Rs.35,Rs.40,Rs.28,Rs.28,Rs.67,Rs.72 for 5 consecutive months. How much sale must have in the sixth month so that he gets an average sale of Rs55.1
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(35+40+28+67+72+x)/6=55.1
242+x=55.1*6
x=330.6-242
x=88.6
242+x=55.1*6
x=330.6-242
x=88.6
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