Answer:
B. 3/9 = 4/12 = 1/3
Step-by-step explanation:
I calculated it logically
Answer:

Step-by-step explanation:

You will need option A
AB = PQ
Answer:
multiplicative inverse of 1/2 is 2
Step-by-step explanation:
The multiplicative inverse of a/b is b/a
Because 
To get multiplicative inverse of any fraction we take the reciprocal of that fraction
Multiplicative inverse of 
2/1 or 2 are same
so multiplicative inverse of 1/2 is 2
I assume that 4.4 is the diameter,please do correct me if i am wrong.
To get the area of the circle,the formula is 丌r^2
to find the radius,we need ro devide the diameter by 2
thus the equations is

Therefore the answer is B.15.2
hope it helps!