In the sequence 100, 200, 300, 400, 500, how many times does the number 600 occur?

A. 0

If 'MOUSE' is coded as 'NPVTF', how is 'RAT' coded?

A. SBU

A is the brother of B. C is the sister of A. How is C related to B?

A. SISTER

A is the brother of B. C is the sister of A. D is the mother of B. How is D related to C?

B. MOTHER

X is the father of Y. Y is the mother of Z. How is Z related to X?

A. GRANDSON/GRANDDAUGHTER