Question

1. identify repeated reasoning an airport offers two shuttles that run on different schedules. if both shuttles leave the airport at 4:00 p.m., at what time will they next leave the airport together?

shuttle schedule
shuttle\tdeparts
a\tevery 6 minutes
b\tevery 9 minutes

Explanation:

Step1: Find LCM of 6 and 9

Prime factors: $6=2\times3$, $9=3^2$. LCM is $2\times3^2=18$

Step2: Add LCM to start time

Start time: 4:00 P.M. Add 18 minutes.

Answer:

4:18 P.M.