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

Please solve number 27.) -5(3-q) +4 =5q-11

Population density is the number of people per unit of area. What is the population density of a state that has 1627260 people in 1490 square miles? Round to th

what is 7/9 as a decimal terminating or repeating decimal

2(u+3v)=w-5u, what is u in terms of v and w

43.586 rounded to the nearest hundredth

An adult blinks about 450 times in 30 min. A 12 year old blinks about 150 times in 15 min. How many more times does an adult blink in 60 min. than a 12 year old

Write an equation to model each situation thee solve ! The tallest player on the basketball team is 77 3/4 in. Tall. This is 9 1/2 in. Taller than the shortes

What equation in slope intercept form represents the line that passes through the two points 2,5 (9,2

what is 9/25 as a decimal terminating or repeating decimal

On a map, 1 inch represents 1,000 miles. If the area of a country is actually 16 million square miles, what is the area of the country’s representation on the