A statistician flips a regualr two-sided coin, rolls a regualr, six-sided die, and spins a spinner with 5 equally sized sections colored red, green, blue, yellow, and black. All three item are independent of eachother. What is the probaiblity that the combination {Heads - 1 - Red} occurs?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil