190 people are asked how many siblings they have? # of Siblings Frequency Relative Frequency Cumulative Frequency 0 42 0.2211 42 1 44 0.2316 2 115 3 33 0.1737 148 4 42 0.2211 190 a. Complete the table (Use 4 decimal places when applicable) b. What percent of the people have exactly four siblings?

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Convert 2000 swiss francs to dutch guilders

Icould really use some with this question.