- A729
- B731
- C730
- D720
Step-by-Step Solution
Notice that and 343 + 1 = 344, so the rule is 'cube the number, then add 1'. For 9: and 729 + 1 = 730.
Answer: C) 730
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Reasoning & Mental Ability practice questions