dareal1 dareal1

09-12-2019
Mathematics

contestada

Diane averages 10 mph riding her
bike to work. Averaging 40 mph
on the way back home by car, she
takes hour less time.
How far does she travel
to work?

Respuesta :

brittonjessica brittonjessica

09-12-2019

Answer:

20 miles

Step-by-step explanation:

d miles × (1 h)/(10 miles) = d/10 hours

d miles × (1 h)/(40 miles) = d/40 hours

d/40 = d/10 - 3/2

d = 4d - 60

d = 20 miles

Answer Link

Otras preguntas

Imagine a family who recently shifted near your home asks you to help to find the direction to market . Why would you help him??

find the derivative in the form dy/dx

Match the philosophy with the idea that he supports

An idea, event, or object can be represented by a ____ to help people better understand it.

Need answer ASAP please! X= 1 3 7

Air pressure is lowest in the lungs during whi h of the following points during inspiration or expiration

Where does makeup come from ?

Read the following scene from Trifles. MRS. HALE (resentfully). I don’t know as there’s anything so strange, our takin’ up our time with little things while we’

Length of shawdow of building 32m. The distance from the top to the tip of the shadow is 38m . find the height of the building

I am so stuck on this. I need your help.