Atruck company places their office phone number on the black of all of their vehicles to receive comments on how well their employees are driving. (identify the type of sampling method used.)

Voluntary sampling

Step-by-step explanation:

In this sample, people elect to participate.  They volunteer.  That makes this a voluntary sample.

This type of sampling is known as a voluntary sampling.

Step-by-step explanation:

The voluntary sampling method is a sampling method where people are themselves interested in the survey topic. The people self elect themselves to conduct this kind of survey. For example, the reality shows asks their viewers to participate in an on-line poll.

So, this is a type of voluntary sampling method.

since the airplane is moving with constant speed then the distance travelled can be calculated by x=u*t

in km/h would be:

x=640*3.5=2.240 km

in m/s would be:

u=640 km/h= 640.000 m/h =640.000/ 3600 m/s =177.8 m/s

t= 3.5 h= 3.5 * 3600 s=12.600 s

then x=u*t= 177.8*12.600= 2.240.280 m

4038

step-by-step explanation:

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