Answer:
c
Step-by-step explanation:
your answer should be D because you have to multiply 3.14 times 21 times 7 to get 461.58
71/20 is not in simplest form because you need to change it into a mixed number by dividing 71 and 20 and putting the remainder over 20.
Answer:
Assign a number to each student, and use a computer program to generate 100 random numbers between 1 and 2000. Ask those students whose numbers are selected.
Step-by-step explanation: