a weather forecaster, predicts that there is a 50% chance of rain on saturday and a 40% chance of rain on sunday. if these probabilities are correct, what is the probability that it doesn't rain at all on the weekend?

Lois and clark own a company that sells wagons. the amount they pay each of their sales employees (in dollars) is given by the expression 12h+30w12h+30w12, h, plus, 30, w where hhh is the number of hours worked and the number of wagons sold. what is the amount paid to an employee who works 666 hours and sells 333 wagons?

Balanced rock sits on a thin spike of rock in a canyon what forces keep the rock balanced on its tiny pedestal

Mr. chiu made a dot plot after asking his students a question. based on the dot plot, which statements are correct? check all that apply. eleven students answered mr. chiu's question. twelve students answered mr. chiu's question. three people studied for two hours. three people studied for three hours. everyone who responded studied for at least one hour. four people studied for four or more hours