A container ship left port last week carrying some goods. Today, it stopped in another port to unload, bringing the weight of the goods on the ship to 162,441 tons. This represents a decrease in the weight of 70%. What was the original weight of the goods that left port last week?

Решение

A co n t ain er s hi p l e f t p or t l a s t w ee k c a rry in g so m e g oo d s . T o d a y, i t s t o pp e d in an o t h er p or t t o u n l o a d, b r in g in g t h e w e i g h t o f t h e g oo d s o n t h e s hi p t o 162, 441 t o n s . T hi s re p rese n t s a d ecre a se in t h e w e i g h t o f 70%. Wha t w a s t h e or i g ina l w e i g h t o f t h e g oo d s t ha t l e f t p or t l a s t w ee k ?

Amount before addition : 95553.52941 \dots

Шаги решения

Translate the problem into an equation:

162441 = x + 0.7 x

162441 = x + 0.7 x : x = \frac{1624410}{17}

\frac{1624410}{17} = 95553.52941 \dots

Amount before addition : 95553.52941 \dots