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The missing value in the dimensions of a rectangular prism having a volume of 50 5/8 cubic inches, length 5 inches, and width 214 inches, is found by dividing the volume by the product of length and width. On calculating, it is found to be approximately 1/7 inches.
The volume of a rectangular prism is found by multiplying the length, width, and height together. Here, you are given the total volume (50 5/8 cubic inches) and two of the dimensions (length is 5 inches and width is 214 inches). Therefore, the missing value is the height. To find this, you should divide the total volume by the length and the width.
So, Height = Volume / (Length x Width) = (50 5/8) / (5 x 214) = 81/ 14, which gives approximately 1/7 inches. Hence, none of the options (A, B, C, D) is correct.
#SPJ12
The answer is the first option: I, II and III.
The explanation is shown below:
1. By definition, there is a joint variation when a variable depends on two or more different variables. Therefore, you can express it as following:
Where and are the variables and is the constant of proportionality.
As you can see, is directly proportional to and .
2. Keeping the information above, you have:
I) ( varies jointly with , and .
II) (If is the constant of proportionality, varies jointly with and ).
III) ( varies jointly with and .
Answer : I, II and III
To find volume formula that shows joint variation we analyze each option
Joint variation always depends on atleast two dependent variables
for example y = kxy
The variable y depends on x and y and k is constant of proportionality
V= lwh
It means volume depends on length , width and height. 1 is the constant of proportionality .
V depends on radius r and height h. Here 1/3 pi is the constant of proportionality
V= BH
V depend on base b and height h . 1 is the constant of proportionality .
So answer is I, II , III
Answer:
3/10
Step-by-step explanation:
3/5 se puede convertir en 6/10
(3x2)/(5x2).
9/10 - 6/10 = 3/10
le falta 3/10 para llegar a 9/10.
Step-by-step explanation:
Let the first multiple of 4 be x and second multiple be (x + 4) and third multiple be (x + 8) ...[Since, the number are consecutive multiple of 4]
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A bacteria culture is initially 10 grams at t=0 hours & grows at a rate proportional to its size , After an hour the bacteria culture weighs 11 grams , The bacteria takes 11.56 hours to have tripled in size.
To find the time of bacteria when increasing the growth to tripled.
Given : when time=0 hours , weight=10 grams.
when time=1 hours , weight=11 grams.
To find: when time= ? hours , weight=30grams.
Here according to question, initial size = 10 grams we have asked for tripled in size i.e. 30 grams.
Now we knows that,
The formula for exponential growth in population or size is
where,
Now, we put the value in formula we get,
Now when the bacteria increase its size to triple
Then, according to the formula we substitute values in the formula,
Therefore, The bacteria takes 11.56 hours to have tripled in size.
Learn more about logical questions here : brainly.com/question/15046576
Answer: It will take 11.56 hours .
Step-by-step explanation:
Exponential growth in population or size formula :
, where = initial size
r= rate of growth
t= time period
As per given , we have
grams
At t= 1 , P(t)= 11 grams
Then,
When, the bacteria have tripled in size , P(t) = 3 x10 = 30
Then,
Hence, it will take 11.56 hours .