Last Updated on May 11, 2023
GMAT OFFICIAL GUIDE PS
Solution:
Let’s test each answer choice:
A) From Day 1 to Day 2
|(12 – 20)/20| x 100 = |-8/20| x 100 = 40%
B) From Day 2 to Day 3
[(18 – 12)/12] x 100 = |6/12| x 100 = 50%C) From Day 3 to Day 4
|(10 – 18)/18| x 100 = |-8/18| x 100 = 44.44%
D) From Day 4 to Day 5
[(16 – 10)/10] x 100 = |6/10| x 100 = 60%E) From Day 5 to Day 6
|(8 – 16)/16| x 100 = |-8/16| x 100 = 50%
Answer: D