arlenejimenez074
arlenejimenez074 arlenejimenez074
  • 26-05-2021
  • Mathematics
contestada

Suppose that 13 inches of wire costs 78 cents.
At the same rate, how much (in cents) will 7 inches of wire cost?

Respuesta :

clarch19
clarch19 clarch19
  • 27-05-2021

Answer:

$0.42

Step-by-step explanation:

create a proportion:

13/.78 = 7/x

cross-multiply to get:

13x = 7(.78)

13x = 5.46

x = 5.46/13

x = .42

Answer Link

Otras preguntas

In the mouth the hamburger is ____________________________ broken down by the teeth and _______________________ is secreted from the ____________________ glands
16. Metabolism is best described as:a. The sum of all physical and chemical changes that take place in the bodyb. A state of complete physical, mental, and soci
can someone tell please simplify these expressions (c)
how are you able to tell the difference between a third and a seventh major chord?
The valve between the left atrium and the left ventricle is the
Which of the following restricts mandatory retirement? a. The Vietnam-Era Veterans Readjustment Act b. The Americans with Disabilities Act c. The Age Discrimina
The National Industrial Recovery Act of 1933 was declared unconstitutional because: a) It granted presidents too much authority and control over codes of fair
The spinner is divided into 8 equal sections what the probability of spinning blue or green?
Why was the Dawes Act ineffective in its intentions? The land was too plentiful to distribute. The plan gave away too much land, The tribes did not have support
Which type of relationship exists between hermit crabs and giant tritons? A) predation B) mutualism C) parasitism D) commensalism