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Popolare Word Problems >

how much time does a car that drives 80km per hour need to drive through a 4km long tunnel

Soluzione

h o w m u c h t im e d oes a c a r t ha t d r i v es 80 km p er h o u r n ee d t o d r i v e t h ro ug h a 4 km l o n g t u nn e l

Soluzione

time : \frac{1}{20}

Fasi della soluzione

Translate the problem into an equation:

80 x = 4

Risolvi per

x, 80 x = 4 : x = \frac{1}{20}

time : \frac{1}{20}

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