Um motorista quer fazer uma viagem de 780km em duas etapas, de modo que na primeira etapa percorra 60km a mais que na segunda. quantos quilometros ele devera percorrer em cada etapa? ( sistema de equação do 1 grau com uma incognita pelo método de substituição.)

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error

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.