Question
Three pails contain an average of 47 ℓ of softener. The 1st pail contains 53 ℓ of softener and the 2nd pail contains 8 ℓ more softener than the 1st pail. How much softener does the 3rd pail contain?
2 m

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Three pails contain an average of 47 ℓ of softener. The 1st pail contains 53 ℓ of softener and the 2nd pail contains 8 ℓ more softener than the 1st pail. How much softener does the 3rd pail contain?