1. A construction worker bought several bottles of juice for $4.99 at the convenience store. He paid for them with a $50
bill
. If b represents the number of bottles of juice, write an
expression for the change he should receive.​

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers