Hii can someone help me pleeaasseee? number 2-6 only DUE TOMORROW!!

So please don't answer if you don't know the correct answers

And can you please explain how and why did you get that answer? it would be better if you'll explain it :)

Correct/Helpful/Has an Explanations = BRAINLIEST

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Alocal barnes and noble bookstore ordered 80 marketing books but received 60 books. what percent of the order was missing?

Which one of the following statements is true? ddt does not prevent disease from passing from agricultural animals to humans. cost was a major factor in the united states government's decision to ban ddt. many african governments concluded that the potential long-term health effects of ddt were not as serious as the immediate problem of insect control. ddt cannot accumulate in the fat of animals. the ddt ban in the united states has made it very difficult to control agricultural insect pests.

The retained earnings account has a credit balance of $24,650 before closing entries are made. if total revenues for the period are $77,700, total expenses are $56,900, and dividends are $13,050, what is the ending balance in the retained earnings account after all closing entries are made?