Answer:
100 km/hr
Step-by-step explanation:
First Leg:
Speed = 60 km/h
Time = 30 min = 0.5 h
1st leg distance = speed x time = 60 km/hr x 0.5hr = 30 km
Second Leg:
Distance remaining = 80 km - 30 km = 50 km
Time = 30 min = 0.5 h
speed = distance / time = 50 / 0.5 = 100 km/hr
Answer:
453.6 grams
Step-by-step explanation:
40 x 5.67 = 226.8
226.8 x 2 = 453.6
38= 19+19.................
Y=$175+x I think this is it? one half of 175 is 87.5 so you know.