Start by calling the unknown amount 'x'. We can then set up a relationship to represent the question:

or

and then solve for x, by dividing both sides of our equation by 0.3


213 is 30% of 710
To check:
Answer:
Width just means, diameter.
Step-by-step explanation:
Answer: B I believe
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
plug in the number 4, it would be 5•4-12
Do 5•4=20
20-12=8