de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Word Problems >

Rick ran for 3/4 hour on Wednesday for a entfernung of 4.2 miles. On Thursday, he ran for 1 hour at the same speed he ran on Wednesday. How many miles did Rick run on Thursday?

Lösung

R i c k r an f or \frac{3}{4} h o u r o n W e d n es d a y f or a d i s t an ce o f 4.2 mi l es . O n T h u rs d a y, h e r an f or 1 h o u r a t t h e s am e s p ee d h e r an o n W e d n es d a y . Ho w man y mi l es d i d R i c k r u n o n T h u rs d a y ?

Lösung

trip 2 distance : 5.6

Schritte zur Lösung

Given Time:

trip 1 : \frac{3}{4}

trip 2 : 1

Given Distance:

trip 1 : 4.2

Represent the speed in terms of

x :

trip 1 : x

trip 1 Speed x Time \frac{3}{4} Distance 4.2

Write an equation for trip 1Distance = Speed

\cdot

Time

4.2 = x \frac{3}{4}

Löse nach

x, 4.2 = x \cdot \frac{3}{4} : x = 5.6

speed : 5.6

Represent the distance in terms of

y :

trip 2 : y

trip 2 Speed 5.6 Time 1 Distance y

Write an equation for trip 2Distance = Speed

\cdot

Time

y = 5.6 \cdot 1

Löse nach

y, y = 5.6 \cdot 1 : y = 5.6

trip 2 distance : 5.6

Beliebte Beispiele

The radius of a kreis is 19 m. Find its area in terms of find all the pairs of consecutive odd natural numbers, both of which are larger than 10,such that their sum is less than 40 Mark deposited 10,000.00 into a new savings account that earns interest compounded annually. After 10 years, the balance in the account was 21,947.00. What was the interest rate on the account?In 20 years, Joe would be thrice his age 4 years ago. How old will he be in two years?The durchmesser of a circle is 13 in. Find its area to the nearest whole number.