Qui est le plus puissant ? Un cheval met 1heure pour transporter en ville 2 sacs de charbon de 50 kg chacun. Tandis qu’une seul mule transportant 4 sacs met 1h30 minute pour parcourir la même distance. b) Une voiture transportant 4 passagers met 3heures pour parcourir la distance P-au-P/Cayes .Tandis que les minibus “Aprann lavi”met 5heures pour parcourir la même distance avec 20 passagers

in simple terms, the principle states that the buoyancy force on an object is equal to the weight of the fluid displaced by the object, or the density of the fluid multiplied by the submerged volume times the gravitational acceleration, g. this is also known as upthrust.

this is an example of "committed" time.

committed time, as contracted time, takes need over essential and available time since it is seen as profitable work. it alludes to the time allotted to keep up a home and family. at the point when a man is commuting using committed time this individual may feel that the drive is an obligation to family, for example, strolling youngsters to class or driving a mate to work. contracted and committed time clients may feel that their commute could really compare to the commute of important or leisure time clients on the grounds that their commute is profitable work. in this manner, they might be more disposed to pick a mechanized method of movement.  

t = 1/400 h   ⇔ 0.0025 h ⇔ 9s ⇔ 0.15 m

any of the answers are correct.