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

Which plural noun is incorrectly spelled? geese fungi indexes formuli

From 1836 to 1844 the u.s. house of representatives had a gag rule preventing discussion of a. immigration. c. the temperance movement. b. antislavery petiti

which sentence best summarizes the central conflict in ameratsu? a.amaterasu, the sun goddess, had a brother, susanowo, the storm god, who fought with her. b.uz

_____________, the oldest delegate at the constitutional convention, did not approve of parts of the constitution. a. james madison b. benjamin franklin c. t

All cardiovascular diseases are caused by poor lifestyle choices. please select the best answer from the choices provided. t f user: hormones are chemicals secr

To go on the class trip, chang needs at least $125. he has saved $45, and he makes $7 an hour at his job. what is the minimum number of complete hours he must w

The Hound of the Baskervilles how does watson learn that holmes has come to the moor? a. watson follows clue to the stone house. b. holmes sends watson a messag

Which shows one way to determine the factors of x3 + 4x2 + 5x + 20 by grouping? x(x2 + 4) + 5(x2 + 4) x2(x + 4) + 5(x + 4) x2(x + 5) + 4(x + 5) x(x2 + 5) + 4x(x

Dna replication a. occurs in the cytoplasm of the cell. b. does not require proteins. c. is constantly happening in a cell. d. occurs in g1 of interphase. e

the area around a cell has a high concentration of sodium ions. as a result, the cell membrane expands and bursts. which problem was the cell most likely having