Pls Help Solve for EC
EC=

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

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25