Do you have to regroup to find 523-141

What are different types of statistical programs

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?