jWilson00
jWilson00 jWilson00
  • 10-04-2017
  • Mathematics
contestada

I varies inversely with x and x=3.25 when y=4.5 what is the value of the x when y=3.75
A) 5.2
B)3.9
C)2.7
D)3.2

Respuesta :

PrettyAwesomeSmart
PrettyAwesomeSmart PrettyAwesomeSmart
  • 16-04-2017
y varies inversly as x, so: 

y = k/x, where k is the constant of proportionality, so: 

4.5 = k/3.25, so 

k = 4.5 x 3.25, so 

k = 14.625, and 

y = 14.625/x 

when y = 3.75, 

3.75 = 14.625/x, so 

x = 14.625/3.75, so 

x = 3.9

Answer:
B. 3.9
Answer Link

Otras preguntas

What is the measure of a change in an object’s velocity? (this is all it asks, no answer choices)
(2x + 6 ) 2y+3y Simplify This Expression
. German commander of North African forces Eisenhower 2. British Prime Minister Churchill 3. the commander of Allied invasion of France Mussolini 4. Germa
You discover that the underlying cause of a disease is a protein that is less stable than the non-disease-causing version of the protein. this change is most li
according to qian long, why are european missionary activities restricted in china?
find each unit rate 6.78 mi on 3 gal
Jerry is mowing his lawn .it takes him 1/6 of an hour to mow 3/20 of his years .what portion of the yard does jerry now per hour
During the 1960 presidential campaign, much of the southern population did not approve of Kennedy due to his religious beliefs. Why was religion an issue in thi
what argument did the united states make for invading Iraq in 2003?
Find the area, please