Mathematics, 25.03.2021 19:50 fyegirl12
John, Kevin, and Andrew are counting their pennies. John has three times as
many pennies as Kevin. If John and Andrew put their pennies in the same
container, they’ll have 266 pennies. However, if Kevin and Andrew put their
pennies together, they will have 198 pennies. How many pennies does John
have?
Answers: 3
Mathematics, 21.06.2019 15:00
1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.
Answers: 1
Mathematics, 21.06.2019 18:00
Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?
Answers: 1
Mathematics, 22.06.2019 01:20
Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x^3 + 4. include the average rate of change in your answer.
Answers: 3
John, Kevin, and Andrew are counting their pennies. John has three times as
many pennies as Kevin....
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