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Annette [7]
4 years ago
8

The ratio of men to women in a certain factory is 3 to 4. There is 210 men

Mathematics
1 answer:
nexus9112 [7]4 years ago
5 0
3 to 4.....added = 7

3/7x = 210....3/7 of all factory workers (x) are men...and men = 210
x = 210 * 7/3
x = 1470/3 = 490...so there is 490 factory workers

4/7(490) = 1960/7 = 280...and there are 280 women....because 4/7 of all factory workers are women
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First remember that sum means to add. now think about the equation. we need to find 3 numbers that equal 159 when added together. And they are all consecutive odd numbers. so let's call the first number X. the second number would be X+2 since we have to jump over 1 even number. The third number would be X+4 since we have to jump over 2 even numbers. so now an equation to represent this would be X+(X+2)+(X+4)=159. Add like terms, and remember order of operations. if you need help getting the answers leave me a comment.
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3 years ago
Devon purchased a new car valued at $16,000 that depreciated continuously at a rate of 35%. Its current value is $2,000. The equ
irga5000 [103]

I hope the equation will be 2000=16000(1-r)^t because t is missing in the equation which we need to find.

Given rate: r= 35%= 0.35.

So, first step is to plug in 0.35 for r in the given formula to get the value of t.

Hence, the equation will be:

2000=16000(1-0.35)^t

2000=16000(0.65)^t (By subtraction)

2000/16000= 16000(0.65)^t /16000 (Dividing each sides by 16000)

0.125 = 0.65^t (By simplifying).

log 0.125 = log 0.65^t (Taking log each sides to isolate t).

log 0.125 = t log 0.65 (By applying the log property).

\frac{log 0.125}{log 0.65} =t (Dividing each sides by log 0.65)

-0.903/-0.187 =t

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7 0
4 years ago
What's the answer for this problem number 6 and how did you get your answer?
lorasvet [3.4K]

\frac{7}{b + 5} =  \frac{10}{5} \\

\frac{7}{b + 5} = 2 \\

Multiply the sides of the equation by ( b + 5 ) :

7 =2 \times (b + 5)

7 = 2b + 10

Subtract the sides of the equation minus 10 :

7 - 10 = 2b

- 3 = 2b

Divided the sides of the equation by 2 :

b =  -  \frac{3}{2}  \\

____________________________

And we're done.

Thanks for watching buddy good luck.

♥️♥️♥️♥️♥️

4 0
4 years ago
The height of a tree is 8 metres, correct to the nearest metre.
finlep [7]
B or D i calculated the answer and it was between B and D
8 0
3 years ago
URGENT i need to check my answer
ziro4ka [17]

Using conversion of units, it is found that Dylan needs another 1.29 ounces of cheese.

----------------------------

  • The conversion of units are applied using a rule of three.
  • Each gram has 0.035274 ounces. How many ounces are there in 150 grams?

1 gram - 0.035274 ounces

150 grams - x ounces

Applying cross multiplication:

x = 150 \times 0.035274 = 5.29

----------------------------

  • Dylan has 4 ounces of cheddar cheese.
  • He needs 5.29 ounces.
  • Thus, he needs another 5.29 - 4 = 1.29 ounces.

A similar problem is given at brainly.com/question/13251881

4 0
3 years ago
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