A relay with n laps was run by 4 people. The first runner ran half the laps. The second runner ran half the amount of laps the first runner ran. The third runner ran half the amount of laps the second runner ran. The remaining laps were completed by the fourth runner. How many laps did the fourth runner complete?
a. n/16
b. n/8
c. n/4
d. n/2
e. 7n/8
please answer and explain
1 answer
a. n/16
2 answers