Suppose jamal swam the 100-meter butterfly race in 57.79 seconds. the next time he swam the same race, he swam it in 54.83 seconds. what percent decrease was there in his time? round your answer to the nearest tenth of a percent.
hint
5.1

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?