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Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | Jul 2017 |
| Last Sign in: | 398 Weeks Ago, 3 Days Ago |
| Questions Answered: | 5023 |
| Tutorials Posted: | 5024 |
17) How many ways to draw 5 cards from a deck and get two pairs? 18) A 8-question matching test has 11 answers. how many ways to randomly answer the test 19) In a small classroom there are 8 students. How many ways are there to select 3 students in order of their height from least to greatest?
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