Answer :

Let X be the number of article sold by each school.

Let Y be the cost of each article, such that

∴ funds collected by each school separately can be determined by

Hence, the funds collected by school A,B and C are Rs. 7000, Rs. 6125 and Rs. 7875 respectively.

Total funds collected = Rs. (7000+6125+7875)

= Rs. 21000

Through above situation students can learn the value of Recycling.

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