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Question: After taking the 3rd quiz, the average score of a student dropped from 82 to 78. What was the score of his last quiz?
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Question: After taking the 3rd quiz, the average score of a student dropped from 82 to 78. What was the score of his last quiz?
Question 1: After taking the 3rd quiz, the average score of a student dropped from 82 to 78. What was the score of his last quiz?
View topic: গড় (Average)
64
68
70
72
Source: BASIC Bank Ltd - Officer - 2002
Answer
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Answer: 70
Explanation:
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In a class average the mark in an exam is 70. The average of students who scored below 60 is 50. The average of students who scored 60 or more is 75. If the total number of students in this class is 20, how many students scored less than 60?
১০টি সংখ্যার যোগফল ৪৬২। এদের প্রথম ৪টির গড় ৫২ এবং শেষের ৫টির গড় ৩৮। পঞ্চম সংখ্যাটি কত?
The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers . what is the difference between the first and the third of these three numbers?
The average of five consecutive average number is 61. What is the difference between the highest and lowest number?
A motorist must complete 180-mile trip is 4 hours. If he averages 50 miles an hour for the first three hours of the trip , how fast must ( in terms of mile per hour ) he travel in the last hour ?
The average age of husband wife and their child 4 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is:
৭টি সংখ্যার গড় ৪০। এর সাথে ৩টি সংখ্যা যোগ করা হলো। সংখ্যা ৩টির গড় ২১। সমষ্টিগতভাবে ১০টি সংখ্যার গড় কত?
১ হতে ৪৯ পর্যন্ত ক্রমিক সংখ্যাগুলোর গড় কত ?
১০ টি সংখ্যার যোগফল ৪৬২ । প্রথম চারটির গড় ৫২ এবং শেষ পাঁচটির গড় ৩৮ । পঞ্চম সংখ্যাটি কত ?
In June a baseball team that played 60 games had won 30% of its games played . After a phenomenal winning streak this team raised its average to 50% . How many games must the team have won in a row to attain this average?
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পুংলিঙ্গ ও স্ত্রীলিঙ্গ
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পাটিগণিত প্রাথমিক ধারণা (Basics of Arithmetic)
সাহিত্যিকদের আত্মজীবনী
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গানের রচয়িতা ও সুরকার
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