Comprehension Passage
Directions: Study the information given below carefully and answer the questions that follow.
Cathy left home and cycled 10 km towards North, then turned left and cycled 5 km, then turned right and cycled 10 km reaching point A. At this point, she met her friend Ella. From this position, Cathy cycled 20 km in the opposite direction.
How many km will Cathy have to cycle to reach home straight?
1
5 km
2
20 km
3
25 km
4
30 km
5
0 km