If a1 =9 and an=-3a_{n-1} then find the value of a5

Find the balance at the end of 4 years if 1000 is deposited at the rate of

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Convert 2000 swiss francs to dutch guilders