Answer
a. $0.27$
b. $0.33$
c. $0.67$
d. $0.14$
Work Step by Step
a. It is less than 5001 $p=0.27$
b. It is more than 20,000 $p=0.19+0.14=0.33$
c. It is between 1 and 20,000 $p=0.27+0.4=0.67$
d. It is more than 50,000 $p=0.14$