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aev [14]
3 years ago
11

on a school trip, 56 girls and 91 boys go to south Korea they were divided into groups as possible so that each group has an equ

al number of girls and boy in each group, how many in each group?
Mathematics
1 answer:
Gala2k [10]3 years ago
8 0

Answer:

21

Step-by-step explanation:

You must find a number that will divide into the total of the girls and boys and come up with an even number.  By looking at the numbers, you can see that both 56 and 91 will divide evenly by 7. The common denominator for both calculations is 7.

56/7=8 girls  

91/7= 13 boys

Add 8 girls and 13 boys and you will have 21 in each group.  That way, all groups are equally boys and girls.

8+13=21

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For this problem. it is found that:

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c) The linear function is: s(t) = 14,500 - 2,100t.

<h3>What is a linear function?</h3>

A linear function is modeled by:

y = ax + b

In which:

  • a is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.
  • b is the y-intercept, which is the value of y when x = 0, and can also be interpreted as the initial value of the function.

From the problem, we have that:

a) The automobile has depreciated 75% in 5 years, as 4000/14500 = 0.25, and 100% - 25% = 75%.

b) The value of the automobile was reduced by $10,500 in five years, as 14500 - 4000 = $10,500.

For the linear function, we have that:

  • The initial value is b = 14500.
  • The slope is of a = -10500/5 = -2100.

Hence the linear function is: s(t) = 14,500 - 2,100t.

More can be learned about linear functions at brainly.com/question/24808124

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6 0
2 years ago
the table below shows all possibilities of the outcome of rolling two 6-sided number cubes what is the possibility of rolling a
irga5000 [103]

Answer:

Final answer is \frac{5}{36}.

Step-by-step explanation:

Given that two 6-sided number cubes are rolled. Now we need to find about what is the possibility of rolling a sum of 8​.

From the sample space, you can see that there are total 36 possible outcomes.

out of those outcomes, there are only 5 outcomes that has sum = 8

which are {(2,6), (3,5), (4,4), (5,3), (6,2)}.

Hence probability of rolling a sum of 8 =\frac{5}{36}.

Hence final answer is \frac{5}{36}.

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4 years ago
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YAY FREE POINTS THANKS SO MUCH!!!
4 0
3 years ago
Great questions! Now, I'll tell you:
rosijanka [135]

Answer:

answer:

the answer is -5

step-by-step explanation:

for an instance you lost 3 fingers of your one hand only to lose the other two then you won't have any finger in one hand therefore you have 5 less (-5) fingers. charot

7 0
3 years ago
1/2x-3/10=5/2x+7/10
Alexus [3.1K]

Answer:

-Isolate the variable by dividing each side by factors that don't contain the variable.

Exact Form:

x= -1/2

Decimal Form:

x=0.5

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

3 0
3 years ago
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