Tia lives at the corner of 4th street and 8th avenue. Lei lives at the corner of 12th street and 20th avenue. The fruit market is the distance from tia’s home to lei's home. Where is the fruit market? 6th street and 11th avenue 10th street and 17th avenue 9th street and 15th avenue 8th street and 14th avenue.

Simba travel agency arranges trips for climbing mount kilimanjaro. for each trip, they charge an initial fee of \$100$100 in addition to a constant fee for each vertical meter climbed. for instance, the price for climbing to the shira volcanic cone, which is 30003000 meters above the base of the mountain, is \$400$400. let f(d)f(d) denote the fee of a trip ff (measured in dollars) as a function of the vertical distance climbed dd (measured in meters). write the function's formula. f(d)=