Answer:
879cm
Step-by-step explanation:
Radius is 35cm.
Diameter is 70cm.
Pie/Pi is 3.14 and so on.
Perimeter of circle:70×3.14=219.8
219.8×4=879.2
Round Off:879.2cm
There are 2 ways you can write this.
You can either do /1 or /100

The most used is
F(3k)=3k +7 Equals 9k+7. So 9k+7 would be the Answer.
Answer:
259
Step-by-step explanation:
491+624=1115. 1374-1115=259
Mean: 48.7
Median: 38
Mode:55