Which of the following cannot be done by a simple machine?.

How often do neap tides occur? a. about once a month b. about twice a month c. about once a year d. about twice a year

Of the 168 hours in a week as a full time student you should spend how many hours per week on school work?

Hree steps to answering test questions correctly include a. underlining, repeating, reading c. reading, undoing, eliminating b. reading, underlining, erasing d. reading, underlining, eliminating