Out of 45 times at bat larry got 19 hits. find larrys batting average as a rounded decimal round to the nearest thousands have

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3