math
Assume that 25% of the student body at your school is male and that 40% of the students walk to school. If a student from this school is selected at random, find the following probability.
Algebra 1
Bunson Burner has 3 liters of a 10% acid solution. How much of pure acid must be added to produce a 50% acid solution?
Public Administration
I need to write a research paper. I picked the economic impact of illegal immigration. I am having trouble figuring out what the independent, dependent, and control (if any) variables could be. I need to have at least one of each. I am thinking one variable is the economy from...
Math PIZZAZZ
Halo
Com155
Use at least five adverbs and five adjectives to write a brief review of a movie, sporting event, musical performance, or television show
6th grade
can some one help me i need help wit animal habitats
5th grade
what is the missing value? 3/8
Science
I`m a 5th grade student and we are haviing a Sound Science test.I`m looking for defenitions to study from.such as vibrations, decibels, frequency and questions dealing with sound travel. is there a site you could recomend? thank you, cassidy
Earth science
i have no freaking clue im 11 and i need help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! please?
Chemistry
how do i calculate the number of moles of .066g of silver? what's the equation?
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