YOU SAID:

if a train is going 80 mil. and you throw a base ball on the train at 15 mil. how fast is the base ball

INTO JAPANESE

電車が80ミル行っている場合。あなたは15ミルで電車の上に野球を投げます。野球の速さ

BACK INTO ENGLISH

If the train goes 80 mils. You throw baseball on the train at 15 mils. Baseball speed

INTO JAPANESE

電車が80ミル行くなら。あなたは15ミルで電車の中で野球を投げます。野球スピード

BACK INTO ENGLISH

If the train goes 80 mils. You will throw baseball on the train at 15 mils. Baseball speed

INTO JAPANESE

電車が80ミル行くなら。あなたは15ミルで電車に野球を投げるでしょう。野球スピード

BACK INTO ENGLISH

If the train goes 80 mils. You will throw baseball on the train at 15 mils. Baseball speed