Math, asked by jayalakshmi86677, 6 months ago

If x : y = 2:5, then (12x + 5y): (3x+9y) is
equal to​

Answers

Answered by BITANU10
0

Answer:

x:y=2:5

x=5a

y=2a

(12x+5y):(3x+9y)=?

{(12×5a)+(5×2a)}:{(3×5a)+(9×2a)}

(60a+10a):(15a+18a)

70a:33a

70:33-(Ans)

Answered by aryajit07
2

Answer:

49:51

Explaination :

If you will put x = 2 and y = 5

So, it will be (12 *2+5*5):(3*2+9*5)

=24+25 : 6+45

=49:51

So, answer =49:51

Thank you ..

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