Sumeet usa 0.4 galones de gasolina. cada hora cortando césped. Cuanto gas usa en 4.2 horas?

Last saturday, the museum box office sold 281 tickets for a total of $3,954. adults ticket cost $15, and students ticket cost $12. how many of each kind of tickets were sold?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

How can you decide witch operations to use to slice a two step equation