What are some positive/negative consequences of high RNIs vs. low RNIs

Why were the farmers not satisfied with only establishing cooperatives ?

Who pays into social security a employees b self employed c employers d all of the above

Mrs. foyle told yolanda that her test had 38 problems worth a total of 100 points. each test problem is worth either 5 points or 2 points. yolanda wanted to determine how many 2-point and how many 5-point questions are on the test. in the space below, determine how many questions of each point-value are on the test. show your work or provide an explanation to support your answer. need this asap