Answer: The train is traveling 246 miles per hour.
Explanation: Step 1: Find the GCD (or HCF) of numerator and denominator (GCD of 1230 and 5 is 5 )
Step 2: Divide both the numerator and denominator by the GCD
1230 ÷ 5
5 ÷ 5
Reduced fraction:
246/1
Therefore, 1230/5 simplified to lowest terms is 246/1, or 246 mph. Hope this answered your question!