11. 10 days is the only possibility over a week out of the 3 options, so it is 1/3 chance of soending over a week
10. If you turn those percentages into decimals it goes: 0.125, 0.3, 0.45. It's easier to order them if you make them decimals, then make them percentages.
You first figure out the slope by counting the rise and run which is -4/3 in this case and then you look at where it intercepts the y-axis and add it to the end of the equation.