Vector OA= a
Vector OC= c

Find in terms of a and c, in their simplest form:
a) vector BE
b) vector DB
c) the position vector of E

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?