4.4H two step problems

A science supply company packs 783 microscopes for shipping. To prevent damage, the microscopes are packed 9 per carton. Shipping charges cost the company $22 for each carton shipped. What is the total cost the company pays for shipping the microscopes?

Marcus had a collection of Batman books. He had 12 books in his collection. He was given some more Batman books, which increased his collection 3 times. Sadly, Marcus lost 5 of the books on a trip. Which expression will help solve for how many books Marcus has left?

Timmy has four 12 packs of soda. He and his brother are each going to drink 4 sodas. How many sodas will be left over?

Julianna has 48 bags of treats. She is going to give 3 bags to her teacher. She will then give the rest out equally to her 5 friends. How many bags of treats will each friend receive?