# Math

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A letter carrier can deliver mail to 112 homes per hour by walking and 168 homes per hour by driving. By what percent is productivity increased by driving?

• Math -

168 - 112 = 56

56/112 = 0.5 = 50%

• Math -

Productivity is increased by 50% by driving. Solution: 168 - 112 = 56, 56/112 = 0.5 = 50%.

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