alleryਜ਼ਿੰਕ ਅਤੇ ਤਾਂਬੇ ਦੀ ਇੱਕ ਮਿਸ਼ਰਤ ਧਾਤ 5 : 3 ਦੇ ਅਨੁਪਾਤ ਵਿੱਚ ਹੈ। ਇਸਦੇ 40 ਕਿਲੋਗ੍ਰਾਮ ਵਿੱਚ ਕਿੰਨਾ ਜ਼ਿੰਕ ਹੁੰਦਾ ਹੈ?
A15 kg
B25 kg
C30 kg
D20 kg
Answer & Solution
Correct answer: B. 25 kg
ਜ਼ਿੰਕ ਮਿਸ਼ਰਤ ਧਾਤ ਦਾ 5/8 ਹੈ, ਅਤੇ 40 ਕਿਲੋਗ੍ਰਾਮ ਦਾ 5/8 25 ਕਿਲੋਗ੍ਰਾਮ ਹੈ।
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