alleryസിങ്കിന്റെയും ചെമ്പിന്റെയും ഒരു ലോഹസങ്കരം 5 : 3 എന്ന അനുപാതത്തിലാണ്. അതിൽ 40 കിലോഗ്രാമിൽ എത്ര സിങ്ക് ഉണ്ട്?
A15 kg
B25 kg
C30 kg
D20 kg
Answer & Solution
Correct answer: B. 25 kg
സിങ്ക് അലോയ്യുടെ 5/8 ആണ്, കൂടാതെ 40 കിലോഗ്രാമിൽ 5/8 എന്നത് 25 കിലോഗ്രാമാണ്.
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