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Coal gas is being produced at a gasworks and there are pollutants in the gas which are removed by scrubbers which become less efficient as time goes by. The pollutant rate is measured in tons per mon...
Coal gas is produced at a gasworks. Pollutants in the gas are removed by scrubbers, which become less and less efficient as time goes on. The following measurements, made at the start of each month, show the rate at which pollutants are escaping (in tons/month) in the gas: Time (months) 0 1 2 3 4 5 6 2 Rate pollutants escape 121 (a) Make an overestimate and an underestimate of the total quantity of pollutants that escaped during the first...
(1 point) Coal gas is produced at a gasworks. Pollutants in the gas are removed by scrubbers, which become less and less efficient as time goes on. The following measurements, made at the start of each month, show the rate at which pollutants are escaping (in tons/month) in the gas: Time (months) 0 1 2 3 4 5 6 Rate 7 8 12 16 23 32 44 A. Make an overestimate and an underestimate of the total quantity of pollutants...