Separate a collection of 20 objects into two parts so that twice the larger amount equals three times the smaller. find the numbers.
(i need two variables and two equations as

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a