I believe 11 centimeters is the answer.
5 feet is equal to 60 inches. 60 inches divided by 2.5 inches per hour means it would take 24 hours for the drill to reach five feet (assuming it maintains the same rate of digging)
Answer:
0.75
0.75>0.723 due to it being greater in the hundreths place
Answer:
1- Circumference: 43.96 Area: 153.86
2- Circumference: 69.08 Area: 379.94
3- Circumference: 40.82 Area: 132.67
4- Circumference: 28.26 Area: 63.59
5- Circumference: 57.78 Area: 265.77