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

When a motor is turned on, electrical energy is transformed to mechanical energy plus heat energy. TRUE or FALSE?

square root of 2(5 + square root of 8) is irrational and equal to what

Carla purchased a hat for $12, a purse for $26, and a dress for $125. The sales tax rate was 5.6 percent. What was the total amount she paid? a$153.87 b$172.13

Which of the following events convinced President Kennedy that a new law was needed to protect the civil rights of African Americans? A. George Wallace, the go

the guarantee against double jeopardy protects a person from being tried

Which statement describes a physical change? a. A carton of milk souring b. A piece of silver flatware tarnishing c. Dry ice subliming into carbon dioxide d

The Maya used two different calendars for what?

Human capital is a key feature of employees. It includes all the_______ that individuals use to produce goods and services. A. humanmade resources B. knowledge

Which pronoun changes its form least as its case changes? you I they she

The United States originally shared its claims to Oregon Country with Spain and Great Britain. Spain and France. France and Great Britain. France and Florida.