It is the letter A your welcome
Answer: Rs 25,000
Step-by-step explanation:
Given
Retailer sold an electric iron to a customer at a loss of 10%
Suppose the Cost price of iron is 
So, selling price is 
This price must be equal to
+ VAT

Thus, the cost price is 
Your answer would be B: 82 inches
To find the circumference of a circle and only given the diameter, you will simply multiply the diameter by pi (3.14) and that will be your answer. You may have to round. Hope this helps!
Well actually depending on the size, if a small one I would use liters, but if a large ones like Olympics I would use kilolitres.