“You have 3 pieces of rope. Two of them are 10 3/8 yards long. One of them is 3 1/2 yards long. How many yards of rope do you have altogether?” Pls help me!!

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

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”?