Look at this series: 80, 10, 70, 15, 60, … What number should come next?
A. 20
B. 25
C. 30
D. 50
Answer:A
Look at this series: 80, 10, 70, 15, 60, … What number should come next?
A. 20 B. 25 C. 30 D. 50