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Mathematics, 09.08.2019 01:10 NathanaelLopez

The mean monthly spending of johnson family was 6550foe the first 4 month, 7210 for the next 5 months and 6182 for the last three months. if the family save 5604 throughout the year, how much was their mean monthly income

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The mean monthly spending of johnson family was 6550foe the first 4 month, 7210 for the next 5 month...
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