How many litres of milk with 24% concentration are to be mixed with 18 litres with 72% concentration to get a mixture with 36% concentration?
A56
B54
C52
D48
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2:3:5 എന്ന അനുപാതത്തിലുള്ള മൂന്ന് സംഖ്യകളുടെ വർഗങ്ങളുടെ ആകെത്തുക 608 ആണ്. ചെറിയ സംഖ്യ കണ്ടെത്തുക