Question
Three pots contain an average of 50 ℓ of dettol. The 1st pot contains 52 ℓ of dettol and the 2nd pot contains 11 ℓ more dettol than the 1st pot. How much dettol does the 3rd pot contain?
2 m

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Three pots contain an average of 50 ℓ of dettol. The 1st pot contains 52 ℓ of dettol and the 2nd pot contains 11 ℓ more dettol than the 1st pot. How much dettol does the 3rd pot contain?