Dennis has less than 70 min. to spend on some homework questions. He spent 10 min. on the first two questions. The rest of the questions will take 5/2 min. each.

What statement describes the solution to this inequality?

A, Dennis can complete fewer than 4 questions.
B, Dennis can complete fewer than 24 questions.
C, Dennis can complete fewer than 32 questions.
D, Dennis can complete fewer than 60 questions.