What is the answer of5.4x1,000,000,000 over 4.2x1,000,000?

Which is the completely factored from of xy^3-x^3y

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?

Landon drove 103.5 miles on tuesday 320.75 miles on wednesday and 186.30 miles on thursday for work his company pays 0.07 $ for each mile he drives he expects to be paid more than $40,000 is he correct explain