Average age of 5 students of a school is 14 years. The average age of students and their Mathematics and science teachers is 30 years. If the age of science teacher is 6 years more than the age of Mathematics teacher, then what is the age (in years) of Mathematics teacher?
Parul cycles 3 km East, then turns South and cycles 1 km, then turns West and cycles 2.5 km, then turns to her right and cycles 1 km. Where is she now with reference to her starting position?