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

Explain why most of the Hindus are vegetarians ?

What kind of government did the Puritans establish in Massachusetts? A. a democracy B. a monarchy C. a plutocracy D. a theocracy

Which is the correct sequence of increasing organization? a Organ, tissue, cell, molecule b Atom, molecule, tissue, cell c Organelle, tissue, cell, org

how many centuries would it take for humans originating in Africa to travel to china some 10000 km away? at a rate of 1 km per year.

Choose an even number btween 10and19.draw apicture and then writ asentence to explain why it is an even number.

If volume decreases in a gas, what happens to pressure? pressure increases. pressure stays the same. pressure increases and then decreases. pressure decreases.

how to solve equations 3y-2x=11 y+2x=9

I need help on number 4.

if you know the order from least to greatest of 5 negative rational numbers, how can you use the information to order the absolute values of those number from l

what role has industrialization played in population growth