একটি পরীক্ষায় ৫২% পরীক্ষার্থী ইংরেজিতে এবং ৪২% পরীক্ষার্থী গণিতে ফেল করল। যদি উভয় বিষয়ে ১৭% ফেল করে তবে কয়জন পরীক্ষার্থী উভয় বিষয়ে পাশ করে?
A. 24
B. 25
C. 23
D. 26
সঠিক উত্তরঃ
C.
23
Explanation: প্রশ্ন বিশ্লেষণ: এখানে পরীক্ষার্থীদের বিষয়ে তথ্য দেওয়া হয়েছে এবং তাদের মধ্যে যাদের উভয় বিষয় পরীক্ষায় ফেল না করেছে তা বের করতে বলা হয়েছে। অপশন বিশ্লেষণ: A. 24: ভুল, সঠিক নয়। B. 25: ভুল, সঠিক নয়। C. 23: সঠিক, এটি সঠিক উত্তর। D. 26: ভুল, সঠিক নয়। নোট: উপরের দেওয়া তথ্য থেকে সঠিকভাবে হিসাব করে 23 জন পরীক্ষার্থী উভয় বিষয়ে পাশ করেছে বলে প্রমাণিত হয়েছে।
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