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Question: If 3a+4b = 10 and 5a+3b=30, what is the average (arithmetic mean) of a and b ?
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Question: If 3a+4b = 10 and 5a+3b=30, what is the average (arithmetic mean) of a and b ?
Question 1: If 3a+4b = 10 and 5a+3b=30, what is the average (arithmetic mean) of a and b ?
View topic: গড় (Average)
4
2.5
3.5
4.5
Source: Agrani bank Ltd - Senior Officer (Cancelled) - 31.05.2013
Answer
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Answer: 2.5
Explanation:
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