If I + J means I is the father of J; I – J means I is the son-in-law of J; and I * J means I is the wife of J, then which of the following shows that F is the brother of C, considering that C has only one sibling?
Created: 28 Feb 2026 |
Updated: 28 Feb 2026
Updated: 28 Feb 2026
Explanation:
I is + - * Father Son-in-law Wife to J [ alt="Common Diagram 28.01.2020 D3" src="//storage.googleapis.com/tb-img/production/20/06/Common_Diagram_28.01.2020_D3.png" style="width: 208px; height: 280px;"> 1) C + D – E * F → C is father of D, D is son-in-law of E, E is wife of F. [ alt="F1 Z.K 11.6.20 Pallavi D16" src="//storage.googleapis.com/tb-img/production/20/06/F1_Z.K_11.6.20_Pallavi_D16.png" style="width: 165px; height: 105px;"> F is in-law of C. 2) C * D – E + F → C is wife of D, D is son-in-law of E, E is father of F. [ alt="F1 Z.K 11.6.20 Pallavi D17" src="//storage.googleapis.com/tb-img/production/20/06/F1_Z.K_11.6.20_Pallavi_D17.png" style="width: 170px; height: 108px;"> F is either brother or sister of C. 3) C – E * D + F → C is son-in-law of E, E is wife of D, D is father of F. [ alt="F1 Z.K 11.6.20 Pallavi D18" src="//storage.googleapis.com/tb-img/production/20/06/F1_Z.K_11.6.20_Pallavi_D18.png" style="width: 132px; height: 102px;"> F is wife of C. 4) C + E – D * F → C is father of E, E is son-in-law of D, D is wife of F. [ alt="F1 Z.K 11.6.20 Pallavi D19" src="//storage.googleapis.com/tb-img/production/20/06/F1_Z.K_11.6.20_Pallavi_D19.png" style="width: 170px; height: 121px;"> F is in-law of C. Only option 2 shows that F is brother of C. Hence, ‘C * D – E + F’ is the correct answer.
বাংলা সাহিত্য ও ব্যাকরণ হলো বাংলা ভাষার দুটি অবিচ্ছেদ্য অঙ্গ। বাংলা সাহিত্য হলো বাংলা ভাষায় রচিত কবিতা, উপন্যাস, নাটক, গল্পসহ সৃজনশীল ও মননশীল রচনার সমষ্টি, যার সূচনা দশম শতাব্দীতে 'চর্যাপদ' এর মাধ্যমে। অন্যদিকে, বাংলা ব্যাকরণ হলো এমন একটি শাস্ত্র বা বিজ্ঞান, যা বাংলা ভাষার গঠন, প্রকৃতি, ধ্বনি, শব্দ ও বাক্যের নিয়ম-কানুন বিশ্লেষণ করে ভাষার শুদ্ধ রূপ ও প্রয়োগ শেখায়।
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