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פּוֹפּוּלָרִי Word Problems >

A car travels 30 1/5 miles in 2/(3) of an hour. What is the average speed, in miles per hour, of the car?

פתרון

A c a r t r a v e l s 30 \frac{1}{5} mi l es in \frac{2}{3} o f an h o u r . Wha t i s t h e a v er a g e s p ee d, in mi l es p er h o u r, o f t h e c a r ?

פתרון

speed : 45.3

צעדי פתרון

Translate the problem into an equation:

\frac{151}{5} = x \frac{2}{3}

\frac{151}{5} = x \frac{2}{3}, x

פתור בשביל:

x = \frac{453}{10}

פשט

speed : 45.3

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