Answer:

Step-by-step explanation:
Important information:
Circumference of a circle= 
Method:
To work out the diameter, we would need to divide the circumference of 34.54 by pi, which in this case is 3.14, this gives us 11cm. This is because we are simply rearanging the formula of the circumference of a circle to make the diameter the subject.
Step By Step:
1) Rearange the formula to make the diameter the subject.

2) Divide 34.54 by 3.14(
).

Answer:
700 minutes or 11.67 hours
Step-by-step explanation:
35/4=8.75
8.75*80=700
Answer:
40
Step-by-step explanation:
Answer:
Moving the decimal 3 places to the right in a decimal number is the same as multiplying the number by 1000.