Answer:
A= 61.82
First multiply 13 and 10 to get 130. Then multiply 130 by 1/2 to get 65. Last step is to get a good calculator and find out what the son of 72 is, which is 0.951056516... but rounded to 0.95. Multiply 65 by 0.95 to get 61.81867356.... and rounded to the nearest hundredth is 61.82
