Consider a single$-$stock futures contract on a nondividend$-$paying stock with current price $$150($So$=150)$

If the contract has a maturity of one year. If the T$-$bill rate is $6\%,$ what should the futures price be$?$

What should the futures price be if the maturity of the contract is three years?

What if the interest rate is $8\%$ and the maturity of the contract is three years?