2Â months, 1Â week ago
2Â months, 1Â week ago
alligation formula with respect to petrol concentration.
Step 1
40% ( 2 parts) ____________a% ( 3 parts)
... ..............x %(5 parts)
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Step 2
x % ( 5 parts) _________40 %(10 parts)
............... 45%(15 parts)
45--40==5 .................. x--45
..............5/5 === (x--45)/10
x = 55 %, .....putting in Step 1
________________________________
40% (2 parts) ________ a% ( 3 parts)
................55%( 5 parts)
(a--55) .................. ( 55--40==15 )
.....(a--55)/2 == 15/3 =5
so __a = 65 % petrol in solution M.