Suppose D = 50 – 5P. When D is zero then ………………………….
A. P is 10
B. P is 20
C. P is 5
D. P is -10
Answer:A
Suppose D = 50 – 5P. When D is zero then ………………………….
A. P is 10 B. P is 20 C. P is 5 D. P is -10