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15,24,35,48,63,?

A80

B76

C90

D98

Answer:

A. 80

Read Explanation:

15 – 8 = 7 24 – 15 = 9 35 – 24 = 11 48 – 35 = 13 63 – 48 = 15 63 + 17 = 80


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