Math 9th Class Chapter# 3 LOGARITHMS Exercise # 3.2 Q#2 if log 31.09=1.4926 find the value following

Math 9th Class Chapter# 3 LOGARITHMS Exercise # 3.2 Q#2 if log 31.09=1.4926 find the value the following. Find the common logarithm of each of the following numbers. How to find Characteristic? How to find Mantissa, significant position of decimal. Math Physics