Write an expression used to find 4x275 using mental math and properties of numbers

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Assemble the proof by dragging tiles to the statements and reasons column

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?