Find the odd one out:- 3175, 7531, 1357, 7315 explain also
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Given:
Find the odd one out:- 3175, 7531, 1357, 7315 explain also
To find :
The odd one out.
Solution:
3175, 7531, 1357, 7315
3175:
sum of middle terms = 1 + 7 = 8
sum of extreme terms = 3 + 5 = 8
7531:
sum of middle terms = 5 + 3 = 8
sum of extreme terms = 7 + 1 = 8
1357:
sum of middle terms = 3 + 5 = 8
sum of extreme terms = 1 + 7 = 8
7315:
sum of middle terms = 3 + 1 = 4
sum of extreme terms = 7 + 5 = 12
Hence, 7315 is odd one.
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