The students of a school decided to beautify the school on an annual day by fixing colorful flags on the straight passage of the school. They have 27 flags to be fixed at intervals of every 2 m. The flags are stored in the position of the middle most flag. Ruchi was given the responsibility of placing the flags. Ruchi kept her books where the flags were stored. She could carry only one flag at a time. What is the maximum distance she traveled carrying a flag?
ML Aggarwal Avichal Publication
Arithmetic Progression Chapter 9 Question no 25