Mathematics, 23.11.2019 17:31 mani1682
Technological advances in farming made it possible to increase the crop of potatoes from 1 acre by 4 tons. as a result, from a field of 320 acres 640 tons of potatoes more were collected than before from a field of 400 acres. how many tons of potatoes were collected before the new methods and how many after the introduction of the new technology?
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