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Question: The average age of 12 students is 20 years. If the age of one more student is included, the average decreases by 1, what is the age of the new student ?
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Question: The average age of 12 students is 20 years. If the age of one more student is included, the average decreases by 1, what is the age of the new student ?
Question 1: The average age of 12 students is 20 years. If the age of one more student is included, the average decreases by 1, what is the age of the new student ?
View topic: গড় (Average)
5
7
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11
Source: IFIC Bank Ltd - Probationary Officer - 06.03.2009
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Answer: 7
Explanation:
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পরীক্ষায় 'ক' এর প্রাপ্ত নম্বর যথাক্রমে ৭০, ৮৫ ও ৭৫। চতুর্থ পরীক্ষায় তাকে কত নম্বর পেতে হবে যেন তার গড় প্রাপ্ত নম্বর ৮০ হয়?
৩ ভাইয়ের বয়সের গড় ১৬ বছর । তাদের বাবসহ তাদের বয়সের গড় ২৫ বছর । তাদের বাবার বয়স কত?
If the average of 5 consecutive integers is 19 then what is the difference between the least and the greatest of the 5 integers?
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ছোট গল্প
সাহিত্যিকদের জীবনী, উপাধি ও ছদ্মনাম
Tense
সন্ধি বিচ্ছেদ
ঘড়ি বিষয়ক সমস্যা (Clock Related Problem)
বিবিধ সমস্যা (Miscellaneous Problem)
ভগ্নাংশ (Fraction)
পুংলিঙ্গ ও স্ত্রীলিঙ্গ
সমাস
জ্যামিতি (Geometry)
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