D is the answer because if you calculate the answer correctly. that will be so.
I think this question is for you to answer it with your own opinion, think about it and just answer it with what you think :)
9514 1404 393
Answer:
18
Step-by-step explanation:
Only 1 and 2 will have single-digit cubes. Only 1^3 will still be a single digit after 7 is added. The tens digit must be 1, and the units digit must be 1+7=8.
The number is 18.
