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Question: In a class the average marks attained in an exam is 80. The average of students who scored below 75 is 65. The average of students who scored 75 or more is 90. If the total number of students in this class is 20, how many students scored 75 or more?
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Question: In a class the average marks attained in an exam is 80. The average of students who scored below 75 is 65. The average of students who scored 75 or more is 90. If the total number of students in this class is 20, how many students scored 75 or more?
Question 1: In a class the average marks attained in an exam is 80. The average of students who scored below 75 is 65. The average of students who scored 75 or more is 90. If the total number of students in this class is 20, how many students scored 75 or more?
View topic: গড় (Average)
6
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12
Source: BASIC Bank Ltd - Assistant Manager - 06.01.2012
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Answer: 12
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Parts of Speech
ডাটাবেজ ও ডাটাবেজ ম্যানেজমেন্ট সিস্টেম
উপসর্গ
অসমতা (Inequality)
সংখ্যা পদ্ধতি
সন্ধি বিচ্ছেদ
Tense
এক কথায় প্রকাশ বা বাক্য সংকোচন
নৈতিকতা, মূল্যবোধ ও সুশাসন
বিশ্ববিখ্যাত টেক জায়ান্ট
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