yoonjihyeon yoonjihyeon 04-05-2021 Mathematics contestada Distance=Speedx TimeSpeed=Distance/TimeTime = Distance/Speed1)D=200 kmS=80 km/hrT=?2)D=?S=20km/hrT=3.5 hr3)D=150 kmS=60 km/hrT=?4)D=?S=80 km/hrT=1 1/45)D=240 kmS=?T=2.5 hrpaki answer po :)