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Popolare Word Problems >

a man travels 180km from the farm to town. on the return journey he traveled 30km per hour faster. he saves one hour on the return journey. at what speed did he go to town

Soluzione

a man t r a v e l s 180 km f ro m t h e f a r m t o t o w n . o n t h e re t u r n j o u r n ey h e t r a v e l e d 30 km p er h o u r f a s t er . h e s a v es o n e h o u r o n t h e re t u r n j o u r n ey . a t w ha t s p ee d d i d h e g o t o t o w n

Soluzione

his speed : 180

Fasi della soluzione

Translate the problem into an equation:

180 = x \cdot 1

Risolvi per

x, 180 = x \cdot 1 : x = 180

his speed : 180

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