Mike sells used cars. he makes $250 per week plus $200 for each car he sells. because of mike’s cost of living. he needs to earn at least $1250 per week to pay off all of his extravagant bills. how many cars must be sell each week to accomplish this?

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Math it's appreciated. (picture provided)

Write the percent as a fraction or mixed number in simplest form. 0.8%