In a group of 40 people, if Sarah is ranked 10th from the top and 31st from the bottom, how many people are in the group?

B. 40

In a class of 30 students, A is ranked 8th from the top. What is A's rank from the bottom?

B. 23RD

B is ranked 15th from the bottom in a group of 40 people. What is B's rank from the top?

B. 26TH

C and D are interchanged in their ranks. C is 5th from the top and D is 10th from the bottom. How many people are there in total?

C. 16

In a race of 50 participants, E is ranked 12th from the top. If F is ranked 5 places below E, what is F's rank from the bottom?

A. 34TH