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100 രൂപ/കിലോ വിലയുള്ള പഞ്ചസാരയും 120 രൂപ/കിലോ വിലയുള്ള പഞ്ചസാരയും 2 : 3 എന്ന അനുപാതത്തിൽ കലർത്തിയിരിക്കുന്നു. ഒരു കിലോ മിശ്രിതത്തിന്റെ വില കണ്ടെത്തുക.

A110 രൂപ

B112 രൂപ

C100 രൂപ

D140 രൂപ

Answer:

B. 112 രൂപ

Read Explanation:

മിശ്രിതത്തിന്റെ വില = x രൂപ/കിലോ (120 - x)/(x - 100) = 2/3 120 × 3 - 3x = 2x - 200 5x = 560 x = 112 രൂപ/കിലോ.


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