Math, asked by micky3386, 1 year ago

5. यदि 25a + 25b = 115 हो, तो a तथा b का औसत कितना
(बैंक पी०ओ० परीक्षा, 2009)​

Answers

Answered by Vmankotia
0

Answer:

25a,+25b=115

5a+5b=23

2(5a+5b)/2=115

2×5(a+b)/2=115

(a+b)/2=115/10=11.5

average =11.5

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