2 1/2 x 3 = 7 1/2 = 7 4/8
10 11/8
- 7 4/8
3 7/8
A is the correct answer
Answer:

Step-by-step explanation:
If I'm not mistaken by the question, we have

Multiply through by the LCM of all the denominators to clear the fractions. Since we have only one fraction, we multiply through by its LCM (3)


Putting all terms on the LHS (left hand side) and evaluating,

I hope this helps you
radius=diameter/2
radius=1,5/2
radius=0,75
Area=pi. r^2
Area=3,14. (0,75)^2
Area=1,76
Answer:
31m + 21n
Step-by-step explanation: