Agrocery store manager uses 1/2 crate of apples for every 3/4 crate of orangesin a fruit display how many crates of oranges will she need if she uses 2 1/2 crates of apples?

Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts. which pair of fraction cannot be used to find how many pounds of nuts she bought in all.

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

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?