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mixer [17]
3 years ago
9

The area of a rectangle is 490490 in squaredin2. the ratio of the length to the width is 5 : 25:2. find the length and the width

.
Mathematics
1 answer:
Arlecino [84]3 years ago
6 0
Let the width be 2w. Then the lenght is 5w. So:
(2w)(5w)=490
10w²=490
w²=49
w=±7
So, 2w=width=14 in; and 5w=length=35 in
☺☺☺☺
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35.5 ft is the width of the room
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mart [117]

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Step-by-step explanation:

To solve this problem, we must interpret it line by line;

  • We are dealing with consecutive integers; these are integers with a difference of 1 between them.

   let the first number = x

               second number  = x + 1

  • one - fifth of first;

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  •   one - ninth of the second;

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for the "less" ;

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Multiply through by 45

       45(\frac{1}{5}x) - (45) \frac{1}{9}(x + 1) = 3 x 45

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The consecutive integers are 35 and 36

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3 years ago
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