tjslonaker tjslonaker

02-03-2020
Mathematics

contestada

Y is directly related to X, and Y is 81 when X is 27.
The constant of variation is ____

Respuesta :

Officialalehpeter Officialalehpeter

02-03-2020

Answer:x=3/9

Step-by-step explanation:

X directly proportional to Y

X=ky

Make k the subject of formula

k=x/y

K=27/81

Divided by 9

K=3/9

Answer Link

Otras preguntas

I don’t get it if explain plz

Is a || b ? Explain with angle measurements

Which theme does this passage from The Hobbit develop? Thieves! Fire! Murder! Such a thing had not happened since first he came to the Mountain! His rage passes

If 20 Nurses out of 80 working in a hospital are transferred, what percentage of the original Nurses remains?

Which integer is the smallest? A. 34 B.-4 C.-84 D. 24

What is the power of a 650N force that moves an object 75cm in 0.63s?

PLEASE HELP ASAP! Investigators plan to move some evidence from the crime scene. What should be done for this to happen correctly?A. Family members must be offe

Vivian (28) is the beneficiary of her deceased grandmother's traditional IRA. She received a Form 1099-R reporting the $10,000 gross distribution. The form had

Brandon decided to make his own hand sanitizer. To be effective, hand sanitizer should contain 60% alcohol. How much pure alcohol does Brandon need to make 150

Which graph can be used to find the solutions to x^2-4x+4=2x+1+x^2