Confidence votes 978. The range of 60-70 decibels sound pressure level is about as loud as normal conversation in 1 meter distance. The distance from the ears to the sound source is very important to the value of the SPL.
A fraction (from Latin fractus, broken) represents a part of a whole or, more generally, any number of equal parts. When spoken in everyday English, a fraction describes how many parts of a certain size there are, for example, one-half, eight-fifths, three-quarters.
Multiplying Fractions by Whole Numbers. 1  Multiplying a fraction by an integer follows the same rules as multiplying two fractions. 2  An integer can be considered to be a fraction with a denominator of 1. 3  Therefore when a fraction is multiplied by an integer the numerator of the fraction is multiplied by the integer.