Truck Driving School Costs. The average length of PTDI-certified courses is four to six weeks, though courses may be as short as two weeks or as long as 12 weeks or more. The average cost of PTDI-certified courses is about $4,200, though the cost of truck driving school may be as low as $1,500 and as high as $10,000.
Orthopnea is the opposite of platypnea, shortness of breath that worsens when sitting or standing up.
A platypus is a monotreme, which is an egg laying mammal. It is semi-aquatic, living in burrows in creek banks, and hunting for food in the water. It is one of just two egg- â¦ laying mammals in the world; the other is the echidna.7 people found this useful. platypus is a monotreme, which is an egg laying mammal. It is semi-aquatic, living in burrows in creek banks, and hunting for food in the water. It is one of just two egg- â¦ laying mammals in the world; the other is the echidna. 7 people found this useful.