The following were the scores of 25 pupils in the class: 62,80,52,71,38,44,51,50,41,38,42,45 ,54,34,28,55,60,59,40,40,50,40,28,3 2,40 Use the data to analyze and report pupils’ performances
what is the mean of the numbers above?

Football player weighed 170 2/3 pounds in may. during the summer he gained 25 5/12 pounds. during the first week of fall practice he lost 10 1/4 pounds and during the second week he lost another 3 1/2 ponds. how much does he weigh at this point? a.182 1/3ib b.181 1/2ib c.182 5/12ib d.183 2/3ib

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.