I need help y’all please

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)

At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?