When processing a part, its weight decreased from 240 kg to 204 kg. By what percentage has the mass
| August 12, 2021 | education
When processing a part, its weight decreased from 240 kg to 204 kg. By what percentage has the mass of the part decreased?
240 kg – 100%
204 kg – x%
240: 100 = 204: x; x = 204 * 100/240 = 85%
100-85 = 15% less.
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