a. Carry out the following mathematical operation: 64.7 x 83.505 Identify the number of significant figures for the answer of this operation. significant figure(s) What is the result of this calculation (when reported to the correct number of significant figures)? b. Carry out the following mathematical operation: 64.7 + 83.505 Identify the number of decimal places for the answer of this operation decimal places) What is the result of this calculation (when reported to the correct number of decimal places)? Submit Answer Try Another Version 5 item attempts remaining