Answer:
86km/h
80km/h
Step-by-step explanation:
weighted average
bus took 5hrs so van took 3.75 hrs
300/3.75
the answer is 5x 20
Hello Hdolly81
<u><em>The LCM of 156 and 321 is 16692</em></u>
Backup:
156: 2,2,3,13,
321: 3,107
2 * 2 * 3 * 13 * 107 = 16692
:)
26
Sydney = x
Devaughn = 2x
x + 2x = 78
3x = 78
x = 78 / 3
x = 26
Hope that helps!
