Question

Tell whether the sequence is arithmetic. if it id, what is the common difference 1, 1 1/8, 1 1/4, 1 3/8

A no

B yes: 1/4

C yes: 1/8

D yes: 8

Answer 1

C. Yes, 1/8
You are adding 1/8 to get each successive number.
1+1/8=1 1/8
1 1/8+1/8=1 2/8=1 1/4
1 2/8+1/8=1 3/8