Subject
Quantitative Aptitude
Topic
Fraction & Decimal
The difference between a position proper fraction and its reciprocal is 9/20 The fraction is:
The difference between a position proper fraction and its reciprocal is 9/20 The fraction is:
ক)
3/5খ)
3/10গ)
4/5ঘ)
5/4Explanation
Solution: এ ধরণের প্রশ্ন অপশন দেখে সমাধান করাই উত্তম । এই প্রশ্নে প্রথম দুটি অপশন বাদ দেয়া যায় কারণ তাদের লবগুলো যখন হর হবে তখন বিয়োগ করার সময় হর গুলোর ল।সা।গু (৫, ৩) এবং (১০, ৩) হয় ১৫ ও ৩০ কিন্তু বিয়োগফল এ নিচে ২০ হতে হবে । তাই শেষের দুটি অপশন থেকে ১টি উত্তর হবে । কিন্তু এখানেও একটি বাদ দেয়া যায় । অপ্রকৃত ভগ্নাংশ > প্রকৃত ভগ্নাংশ তাই উত্তরঃ শুরুতে ছিল প্রকৃত ভগ্নাংশ 4/5Related questions
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