Hey i need with this math sheet can some me?

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Which inequality has a dashed boundary line when graphed ?

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?