Asugar solution was made by mixing 7 ml of a 50% sugar solution and 3 ml of a 80% sugar solution. find the concentration of the new mixture.

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.