During the first 30 minutes of flight a jet climbs from the ground level to an altitude of about 43,000 ft . what is the jets rate of change in altitude during this time ?

30 times 60= 1,800 seconds so therefore 43,000 ft/ 1,800= 0.04186047 ft/sec

Overwritten or erased text files e-mails because since they are overwritten or erased they do not appear in an exam of the rom. in the rom you can find easily email that is not being erased or rewritten, as they are stored in memory, but if they are erased or overwritten those records cannot be accessed in a second moment.

Prohibited for an underage student to be in the presence of any other person legally or illegally, consuming or selling alcoholic beverages; i think this is a correct answer