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E-GMAT
Jack and Jill both left their respective homes at 1 PM. Jack walked till a school that was between 2.5 and 3 kilometers from his home, inclusive, and returned home between 1:55 PM and 2:05 PM. If Jill walked 5 kilometers more than Jack and returned to her home at 3 PM, which of the following statements must be true?
I. The walking speed of Jill was greater than that of jack
II. Jack's walking speed was close to 3 kilometers per hour
III. Had Jack covered 0.5 more kilometers every 30 minutes, his walking speed would have been greater than Jill's
A. I only
B. II only
C. III only
D. I, II and III
E. None of the above
OA C
Jack and Jill both left their respective homes at 1 PM. Jack walked till a school that was between 2.5 and 3 kilometers from his home, inclusive, and returned home between 1:55 PM and 2:05 PM. If Jill walked 5 kilometers more than Jack and returned to her home at 3 PM, which of the following statements must be true?
I. The walking speed of Jill was greater than that of jack
II. Jack's walking speed was close to 3 kilometers per hour
III. Had Jack covered 0.5 more kilometers every 30 minutes, his walking speed would have been greater than Jill's
A. I only
B. II only
C. III only
D. I, II and III
E. None of the above
OA C
