Answer:
40 minutes
Step-by-step explanation:
The least common multiple of 8 minutes and 10 minutes is ...
LCM(8, 10) = 8·10/GCD(8, 10) = 80/2 = 40
The red and blue trains will arrive together again in 40 minutes
I think it is B
Sorry if wrong
Answer:
24-8x
Step-by-step explanation:
Not entirely sure about question a... but b would be (lol) 27
Violas Trombones
1 3
2 6
3 9
4 12
5 15
6 18
7 21
8 24
9 27 trombones in all