$3$Compute how long will it take an RRSP to grow to $$460,000$ if it receives a contribution of $$1,800$ at the beginning of each quarter and it earns: $($Do not round intermediate calculations and round up the number of payments, n$,$ to the next whole number.$)$b$\mathrm{.}00$:$55$:$493\mathrm{.}8\%$ compounded quarterly$6\mathrm{.}8\%$ compounded quarterly$8\mathrm{.}8\%$ compounded quarterly$9\mathrm{.}8\%$compounded quarterlyquarterly contributions quarterly contributions quarterly contributions quarterly contributions