Subject
MBA Exam
Topic
IBA MBA 2010-11
Rahim averaged 70 in his first m number of exams. After taking n more exams, he had an overall average of In terms of m and n, his average for the last n exams was?
Rahim averaged 70 in his first m number of exams. After taking n more exams, he had an overall average of In terms of m and n, his average for the last n exams was?
ক)
(5m+75)/nখ)
(5m/n)+75গ)
(5n/m)+75ঘ)
(70m+75n)/(m+n)Explanation
m টি exam এ মোট marks= 70m m+n টি exam এ মোট marks= 75 (m+n) n টি exam এর মোট marks = 75 (m+n) - 70m = 5m+75n n টি exam এর average = (5m+75n)/n = (5m/n)+75Related questions
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