Mason has a checking account. the bank charges 65¢ for each debit card transaction, 30¢ for each check he writes, and $2.50 for each nonbank atm transaction. mason tried to balance his check register, but his figure did not match the balance on his bank statement. what was his error?

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Find the area of the regular hexagon if a side is 20 cm.