Write a linear equation given the graph

John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?