Предмет: Математика, автор: milana0907

Учащиеся колледжа ежегодно проводят летний велопробег. В 2006 году на отдельных участках трассы им удалось развить скорость 30 км/ч. Определите, на сколько процентов увеличилась максимальная сравнению с 2000 г., если тогда она составляла 25км/ч.

Ответы

Автор ответа: chumanova02

100:25=4 (1%)
30-25=5 (км/ч) разница в годах.
5*4=20 (%)
Ответ : на 20 % увеличилась скорость.

milana0907: спасибо!!!

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