8. A machine producing a large spool of cable puts out 2.5 feet at a time. After each 2.5 feet of cable, there's a 1/1000 chance that the machine will cut the cable instead of continuing production. What is the expected length of the next
cable the machine produces?
a) 0.0025 ft. b) 400 ft. c) 2,500 ft. d) 6,250 ft. e)2,500,000 ft.

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