8th grade physical science
i dont know but i say it was ok and i do agree with there answer.
math 8th grade
find a tenth of three-quarters of $800
Solve by using the quadratic formula. 3x^2=11x+4. Look up the formula if you don't know it already. In this case a = 3, b = -11 and c = -4. You get that by rewriting the equation in the standard form ax^2 + bx + c = 0 , where a, b, and c are constants.
How do you solve questions of probability involving random sample numbers. It depends upon what kind of problem you are trying to solve. Do you have a specific question in mind?