How do you estimate the mean and standard deviation of a population when you only have sample data? (2b in the picture)

If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.