krystinayagel013
09.02.2021 •
Mathematics
Rafael is studying to become a biologist. During the week, he spends 1/3 of his time studying biology at school and 1/5 of his time studying biology at home. Between school and home, what fractional part of his time is spent studying biology. Express your answer in simplified rational form.
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A3/15
B7/11
C5/12
D8/15
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Ответ:
The answer on e2020 is -360
Step-by-step explanation: