ஒரு தேர்வில் 70% மாணவர்கள் தேர்ச்சி பெற்றனர். 90 மாணவர்கள் தோல்வியடைந்தால், மொத்த மாணவர்களின் எண்ணிக்கையைக் கண்டறியவும்.
A300
B250
C200
D350
Answer & Solution
Correct answer: A. 300
1.
70% தேர்ச்சி பெற்றால், 30% தோல்வியடைந்தது.
2.
30% மொத்த = 90, ஆக மொத்தம் = 90 * (100/30).
3.
= 300.
4.
எனவே 300 மாணவர்கள் தேர்வெழுதினர்.
_ஆதாரம்: SSC CGL குவாண்டிடேட்டிவ் ஆப்டிட்யூட் (சதவீதங்கள்), R.S.
அகர்வால் பாணி மற்றும் நிலையான நடைமுறை_
Keep practising Percentage
Browse all Percentage questions for RPF Constable, or explore more Quantitative Aptitude topics.
Related questions
In a shop, 4.5% of 1500 kg of toor dal was sold. Find the quantity sold.38% of a number is 133. What is the number?By what percentage did XYZ company's turnover change between 2012 (₹10 crore) and 2016 (₹1After spending 85% of his salary, Alok saves ₹1,200 per month. What is his monthly salary?Samu needs 40% to pass. He scores 190 marks but still falls short by 10 marks. What is theThe price of a TV is reduced by 20% in a sale. To restore it to the original price, by whaIf 30% of (A - B) = 25% of (A + B), then B is what percent of A?A man spends 75% of his income. If his income rises by 20% and expenses by 10%, his saving