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

The 1998 fda regulations for requiring disclosure of significant financial interest reflect which threshold:
"lone wolves" are one of the four types of employees based on the degree of their organizational commitment and level of task performance. "lone wolves" are lik
Why do you think it's still important to understand and study society today?
can someone please help me???:((((
The sum of one fifth of a number and three is equal to half of the number. What is the number?
Greg has decreased his running time by minute each of the last six weeks. Write an expression to represent the total change in his time over the last six weeks
Cold Equations - did you agree with the pilot's decision regarding Marilyn the stowaway? Why or why not?
gabriel put 6000 in a 2 year CD paying 4% interest, compounded monthly. After 2 years , he withdrew all his money. what was the amount of the withdrawal?
Determine if the equation y = 200(1.1)x represents exponential growth or decay.
Fill in the blank in the following dialogue with the appropriate form of the verb vivir below. ¿Dónde viven Uds.? ________ en California. A. Vivís B.