The numbers 77, 84, 59, 69, 14, 74, 29, 24, 70, 39, 21, 28 are grouped in pairs such that the sum of each pair is the same. Which number is paired with 69? a] 28 b] 29 c] 21 d] 39
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Answer:
84+14=98
77+21=98
70+28=98
74+24=98
59+39=98
so 69+29=98
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