Math, asked by malkakhaitan13p4wg8u, 1 year ago

Three positive numbers are in the ratio.....342

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Answers

Answered by Sanskriti141
31
ANSWER
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Please refer to the attachment for the answer.....

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#BE BRAINLY
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Sanskriti141: tysm
Anonymous: Great answer, Nicely written!
CBSEMP: superb explained
CBSEMP: nice writing
Sanskriti141: thanks to everyone!!
Anonymous: awesome
Anonymous: Well done Behena :-)
Answered by Shubhendu8898
9

Given,

Ratio of numbers = 2:3:5

Let the common multiple of numbers be x

So , numbers will be 2x, 3x , 5x respectively

Largest Number = 5x

Smallest Number = 2x ( 2<5 or 2x<5x )

According to question,

twice the square of largest number = three times the square of smallest number + 342

 2\times (5x)^{2} = 3\times (2x)^{2}  + 342 \\ \\ 2\times 25x^{2} = 3\times 4x^{2}    + 342 \\ \\ 50x^{2}  = 12x^{2}  + 342 \\ \\ 38x^{2}  = 342 \\ \\ x^{2}  =  9 \\ \\ x = 3  \\ \\  \text{Numbers  will be}  \\ \\ 2x = 2\times 3 = 6 \\ \\ 3x = 3\times 3 = 9 \\ \\ 5x = 5\times 3 = 15


CBSEMP: superb explained
Anonymous: perfect
Shubhendu8898: thanks
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