7ten thousands equals how many thousands

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?