Ticket prices for a science museum are 18 for adults and 12 for students how many adults and students are in the group?

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?

The backbone of the double helix has an alternating molecules. what do you call these alternating molecule?

In the controversial scientific process of cloning, organisms are created that are genetically identical to there parent. this process would be classified as