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פּוֹפּוּלָרִי Word Problems >

A reindeer runs 2014 miles in 3 hours. At that rate, how many miles does it run in 1 hour?

פתרון

A re in d eer r u n s 2014 mi l es in 3 h o u rs . A t t ha t r a t e, h o w man y mi l es d oes i t r u n in 1 h o u r ?

פתרון

trip 2 distance : 671 \frac{1}{3}

צעדי פתרון

Given Time:

trip 1 : 3

trip 2 : 1

Given Distance:

trip 1 : 2014

Represent the speed in terms of

x :

trip 1 : x

trip 1 Speed x Time 3 Distance 2014

Write an equation for trip 1Distance = Speed

\cdot

Time

2014 = x \cdot 3

2014 = x \cdot 3, x

פתור בשביל:

x = \frac{2014}{3}

speed : \frac{2014}{3}

Represent the distance in terms of

y :

trip 2 : y

trip 2 Speed \frac{2014}{3} Time 1 Distance y

Write an equation for trip 2Distance = Speed

\cdot

Time

y = \frac{2014}{3} \cdot 1

y = \frac{2014}{3} \cdot 1, y

פתור בשביל:

y = \frac{2014}{3}

הסב שבר מדומה למספר מעורב:

\frac{2014}{3} = 671 \frac{1}{3}

trip 2 distance : 671 \frac{1}{3}

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