The sum which is not equal to 7/8 is 7/8 +7/8 = 14/8
Given,
a) 2/8 + 5/8 = 7/8 which is equal to 7/8.
Therefore, option a) is incorrect.
b) 1/8 + 6/8 = 7/8, which is also equal to 7/8.
Option b) is also incorrect.
c) 7/8 + 7/8 = 14/8 , which is not equal to 7/8.
Hence option c) is correct.
d) 3/8 + 4/8 = 7/8, which is equal to 7/8.
Option d) is also incorrect.
Hence option c) is correct as it matches the conditions of the question.
7/8 + 7/8 = 14/8 is not equal to 7/8.
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