fnd the solution of the folowing question
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x+y=1230, 20% of x=50% of y
2x=5y
5y/2 +y= 1230
7y=2×1230
7y=2460
y=2460/7=351.42
x=5×351.5/2=878.5
2x=5y
5y/2 +y= 1230
7y=2×1230
7y=2460
y=2460/7=351.42
x=5×351.5/2=878.5
ram1322:
but i donot understand why do you take 2+y
5y/2=1230
substitute x=5y/2 in x+y= 1230
7y/2 =1230
plz clear little more, sir
gotado thay se.
fr gujarat
5y/2=1230 is incorrect 7y/2=1230 is correct
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