alleryਇੱਕ ਪ੍ਰੀਖਿਆ ਵਿੱਚ 70% ਵਿਦਿਆਰਥੀ ਪਾਸ ਹੋਏ। ਜੇਕਰ 90 ਵਿਦਿਆਰਥੀ ਫੇਲ ਹੋ ਜਾਂਦੇ ਹਨ, ਤਾਂ ਵਿਦਿਆਰਥੀਆਂ ਦੀ ਕੁੱਲ ਸੰਖਿਆ ਪਤਾ ਕਰੋ।
A300
B250
C200
D350
Answer & Solution
Correct answer: A. 300
1।
ਜੇਕਰ 70% ਪਾਸ ਹੋਇਆ, 30% ਫੇਲ ਹੋਇਆ।
2।
30% ਕੁੱਲ = 90, ਇਸ ਲਈ ਕੁੱਲ = 90 * (100/30)।
3।
= 300।
4।
ਇਸ ਲਈ 300 ਵਿਦਿਆਰਥੀਆਂ ਨੇ ਪ੍ਰੀਖਿਆ ਦਿੱਤੀ।
_ਸਰੋਤ: SSC CGL ਮਾਤਰਾਤਮਕ ਯੋਗਤਾ (ਪ੍ਰਤੀਸ਼ਤ), R.S.
ਅਗਰਵਾਲ ਸ਼ੈਲੀ ਅਤੇ ਮਿਆਰੀ ਅਭਿਆਸ_
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