Problem Solving Question #2

These series of questions target on students’ abilities to solve it. They are common questions used in job interviews and interviewers are more interested in learning how the interviewee derive the answer, instead of the answer itself. So do feel free to share your method of solving the problem. Remember, we are interested in how you solve it. 🙂

A frog is in the foot of a 100m well. Each time the frog jumps, it moves up by 2m and then down by 1m. How many jumps are required for the frog to get out of the well?

Ans: 99

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