Mathematics, 08.12.2020 20:20 mathfan5049
At a country concert, the ratio of the number of boys to the number of girls is 2 : 7. If there were 70 girls at the concert, how many total people were there?
Answers: 1
Mathematics, 21.06.2019 19:30
Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?
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Mathematics, 21.06.2019 20:00
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
Answers: 2
Mathematics, 21.06.2019 21:20
Which of the following can be used to explain a statement in a geometric proof?
Answers: 2
At a country concert, the ratio of the number of boys to the number of girls is 2 : 7. If there were...
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