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alexandr402 [8]
3 years ago
7

How do we figure out the value of a variable?

Mathematics
2 answers:
mafiozo [28]3 years ago
8 0

Answer:

To figure out the value of a variable you plug it into an equation solve for it using the equation around it.

Margaret [11]3 years ago
5 0

Answer:

Step-by-step explanation:

Solve for the unknown variable(number) by moving everything to the other side of the equation.

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That is so cool, thanks for the trick idea.
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In Beverly Hills, two Hollywood actors own houses that are 6 kilometers apart. How far apart are the actors' houses on a map wit
Gekata [30.6K]
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Read 2 more answers
1/3(x+2/3) =1/6(x-4) thanks
zheka24 [161]
1/3+2/9=1/6x-4/6
3/9+2/9=1/6x-4/6
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4 0
3 years ago
Assume a warehouse operates 24 hours a day. Truck arrivals follow Poisson distribution with a mean rate of 36 per day and servic
kirill [66]

The expected waiting time in system for typical truck is 2 hours.

Step-by-step explanation:

Data Given are as follows.

Truck arrival rate is given by,   α  = 36 / day

Truck operation departure rate is given,   β= 48 / day

A constructed queuing model is such that so that queue lengths and waiting time can be predicted.

In queuing theory, we have to achieve economic balance between number of customers arriving into system and that of leaving the system whether referring to people or things, in correlating such variables as how customers arrive, how service meets their requirements, average service time and extent of variations, and idle time.

This problem is solved by using concept of Single Channel Arrival with exponential service infinite populate model.

Waiting time in system is given by,

w_{s} = \frac{1}{\alpha - \beta  }

        where w_s is waiting time in system

                   \alpha is arrival rate described Poission distribution

                   \beta is service rate described by Exponential distribution

w_{s} = \frac{1}{\alpha - \beta  }

w_{s} = \frac{1}{48 - 36 }

w_{s} = \frac{1}{12 } day

w_{s} = \frac{1}{12 }  \times 24  hour        ...it is due to 1 day = 24 hours

w_{s} = 2 hours

Therefore, time required for waiting in system is 2 hours.

           

                   

5 0
3 years ago
Please help i’m not understanding
ratelena [41]

Answer:

D is not a supported statement

Step-by-step explanation:

Let take them one by one:

A: from table: 0.57; in statement: 0.5

0.57 > 0.5 so this is supported

B: from table: 0.2+0.16=0.36; in statement: 1/3=0.33,

0.36>0.33 so this is supported

C: 0.07 is the least, so this is supported

D: the table DOES NOT show number of students, but proportions. So statement '7 students' IS NOT supported

E: from table 0.20 overslept. 0.2 < 1/4=0.25, so this is supported

8 0
3 years ago
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