Choose the situation in which the use of approximate numbers is most appropriate. a) a contractor is ordering gravel to spread in a driveway. b) a band director is ordering batons for the majorette squad. c) a builder is ordering windows to install in a home he is building. d) the director of purchasing is buying police cars for the officers in a police force.

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

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?