Consider the problem of connecting 19 lamps to a single electric outlet by using extension cords each of which has four outlets. The number of extension cords required is
A. 4
B. 5
C. 6
D. 7
Answer:C
Consider the problem of connecting 19 lamps to a single electric outlet by using extension cords each of which has four outlets. The number of extension cords required is
A. 4 B. 5 C. 6 D. 7