tay091098p34qs5 tay091098p34qs5

03-04-2018
Mathematics

contestada

Beverly can drive 600 miles in the same time as it takes Susan to drive 500 miles. If Beverly drives 10 mph faster than Susan, then how fast does Beverly drive?

Respuesta :

zrh2sfo zrh2sfo

03-04-2018

t = D/rtimes the sameBev = Susan's time600mi/r+10 = 500mi/r
600r = 500r + 5000100r = 5000r = 50mph, Susan's speed. Beverly's is 60 mph 50+10And...checking600/60 = 500/50 = 10hr

Answer Link

myathed0ll myathed0ll

03-04-2018

600/x +10 =500/x Cross multiply.
600x=5000+500x
100x=5000
X=50
50+10=60
Check work. Beverly drives 60mph

Answer Link

Otras preguntas

Imagine that you are a drop of water in the ocean. Describe a journey through the water cycle. Explain what causes you to change.

WHAT YOUR FAVORITE ANIMAL (IT CAN BE FROM TALE OR STORY)

I have 3 warnings so lets go for 4 allright moderators its your time to shine.

how to remove hair from face permanently naturally at home?

What do the following two equations represent? y-3=2(x-3)y−3=2(x−3)y, minus, 3, equals, 2, left parenthesis, x, minus, 3, right parenthesis y+5=2(x+1)y+5=2(x+1)

in which instance in a patient on invasive mechanical ventilation

Which of the following metals can be extracted in its native state from the earth? Gold Magnesium Copper Tin

What is the 2nd equivalent fraction to 1/11

what is the weight of an object if the mass is 78 and the gravity is 9.5

Write a journal about the following topic in 120 words. A. If I could go back/ahead in time.