Q20. Ramesh wants to participate in the 200m sprint. He can currently run that distance in 45 seconds, but he wants to do it in below 30 seconds. With
each day of practice it takes him 2 second less. Respond to the above
situation by answering the questions given below.

1. Which of the following forms an A. P. for the above given situation?

a.45,90,180 b.45,47,49 C. 45,43,41d.-45,47,48
2. What is the minimum number of days he needs to practice till his goal
accomplished.