What should come in place of the question mark (?) in the given series?
39,47, 55, 63, 71,?
A78
B79
C80
D77
A78
B79
C80
D77
Related Questions:
Statement:
The office remains open from 10 AM to 6 PM.
Conclusions
1. Employees cannot enter before 10 AM.
Il. Office is closed after 6 PM.