In a sequence of letters: A, C, E, G, ?, K. What is the missing letter?

B. H

B is ranked 5th from the bottom in a group of 25 people. What is B's rank from the top?

B. 20TH

Arrange the following words in alphabetical order: Dog, Cat, Elephant, Bear.

C. BEAR

If X - Y means X is the sister of Y, X + Y means X is the brother of Y, and X ÷ Y means X is the mother of Y, what is the relationship of Z if X - Z ÷ Y?

B. Z IS THE SISTER OF Y

Select the number that is different from the others.

D. 8