sulemarenteria82 sulemarenteria82
  • 22-01-2021
  • Mathematics
contestada

Suppose y varies directly with x, and y = 60 when x = 12. What is y when x is 20?

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 22-01-2021

Step-by-step explanation:

y = kx, where k is a real constant.

When x = 12, y = 60.

=> (60) = (12)k, k = 5.

Therefore when x = 20,

y = kx = (5)(20) = 100.

Answer Link

Otras preguntas

The growth cycle requires _____ to run.
Which set of ordered pairs represents a function? {(2, –2), (1, 5), (–2, 2), (1, –3), (8, –1)} {(3, –1), (7, 1), (–6, –1), (9, 1), (2, –1)} {(6, 8), (5, 2), (–
Which group of people worked to inform the public about injustices of the Progressive Era?
If you multiply two decimals less than 1, can you predict whether the product will be less than or greater than either of the factors? Explain.
Select True or False for the following question. The American Federation of Labor focused on one goal--to improve working conditions in the United States. a. Tr
how did the French and Indian war draw the colonist closer together but increase friction with Britain
A 1.0-gram sample of solid iodine is placed in a tube and the tube is sealed after all of the air is removed. The tube and the solid iodine together weigh 27.
what is 2 × 210 in expanded form
If the flour to sugar ratio is 5 cups flour to 1 cup sugar, then how much sugar is needed if only 2 cups of flour are used? (Give the answer as a fraction.) cu
Cara is reading a story that shares the perspective of William, the main character. Which type of narrator does this describe? a. first person b. third person