![On a certain day John decided to go school using his newly purchased skates. So, he left his house and skated 15 km northwards](https://www.gkseries.com/blog/wp-content/uploads/thumbs_dir/On-a-certain-day-John-decided-to-go-school-using-his-newly-purchased-skates.-So-he-left-his-house-and-skated-15-km-northwards-qlmiu5o310kuos0t7xdq0l9g6hkf72a6a2wg5bi7xc.jpg)
On a certain day John decided to go school using his newly purchased skates. So, he left his house and skated 15 km northwards, then turned left and skated 7 km, then he took another left turn and skated 15 km, and then finally turned right and skated 13 km. How far exactly is his school from his ...
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