Es tiren dos daus, un de 12 cares i un altre de 20 cares. Calcula la probabilitat que surti un múltiple de 3 en ca-
dascun dels daus.

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

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?

Arestaurant added a new outdoor section that was 8 feet wide and 6 feet long. what is the area of their new outdoor section