alleryسکے A–E، ایک 1 g معمول سے اوپر ہے، دوسرا 1 g نیچے؛ دوسرے نارمل۔ وزن پورا کرتا ہے A+B>C+D; A+C=B+E; B>D۔ کون سا سکہ ہلکا ہے؟
AA
BE
CD
DC
Answer & Solution
Correct answer: B. E
پہلے دو وزن چھوڑتے ہیں بھاری-A/light-C یا بھاری-B/light-E;
B>D روشنی کو منتخب کرتا ہے E۔
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