Megahurtz International Car Rentals has rent$-$a$-$car outlets throughout the world. It keeps funds for transaction purposes in many foreign currencies. Assume that in $20$XX it held $340,000$ reals in Brazil worth $$270,000.$ It earned $15$ percent interest, but the real declined $30$ percent against the dollar.

a$.$ What is the value of its holdings, based on Canadian dollars, at year$-$end? $($Do not round intermediate calculations.$)$

Value of the holdings $

b$.$ What is the value of its holdings, based on Canadian dollars, at year$-$end if it earned $12$ percent and the real went up by $16$ percent against the dollar? $($Do not round intermediate calculations.$)$

Value of the holdings $