Is matter and water physical or chemical properties

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

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500