bonetanne7171
14.09.2019 •
Mathematics
There are 20 students in your class.if 4/5 of them are boys,how many are girls
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Ответ:
To solve, simply know that 1/5 of 20 is 4. How did you get that? You do 1/5x20. Which is 20/5. The answer is 4. Now multiply 4 by 4. 16. Now the left over 1/5 is 4. So, 4 is how many girls there are. (Make sure to label)
Ответ:
so 0.2/0.1 = 2
there are 2 tenths in 20.2