Answer:
46400 rands
Step-by-step explanation:
Because it's common sense
approx 15.5 hours
475/30 = 15.83 miles per hour
245 = 15.83·t
t = 245/15.83
t = 15.5 hours
2(k-5)+3k=k+6
-3k. -3k
2(k-5)=-2k+6
/2. /2
k-5=-k+3
+k. +k
2k-5=3
+5. +5
2k=8
k=4