For a science experiment, Lorraine is testing a cloth that is electrically charged and an uncharged cloth to see if they will attract an uncharged object. Which cloth is the control in her experiment? The charged cloth
The uncharged cloth
The uncharged object
Both cloths

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