Answer:

Step-by-step explanation:
Okay so the formula for speed is speed = distance divided by time so 120 /4 is 30 for the first bar
Answer:
its a geometric sequence where each term is 3 times the previous term.
Step-by-step explanation:
{2,6,18,54,162,486,1458...}
Answer:
the correct answer is 50 really hope this helped :)
Step-by-step explanation: