markyyy53
07.12.2020 •
Mathematics
A school has 40 students. In how many ways can 30 of the students be chosen to form a class?
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Ответ:
120
Step-by-step explanation:
40*30
Ответ:
All integers are rational because they can be written as a ratio of two integers (n/1). They are also terminating numbers and do not go on forever when written in standard form.