Jack has $700 in his savings account today. He earns interest at 3.4% p.a. compounded quarterly. He leaves the money in the account and does not make another deposit. He needs n years to earn $1400 total interest. 1. Which of the following equations can be used to find n? (1 mark) O1400=700*(1+0.034)^n 2100=700*(1+0.034/4)^n O1400=700*(1+0.034/4)^4n 2100=700*(1+0.034/4)^4n 2100=700*(1 +0.034)^n 1400=700*(1+0.034/4)^n 2. Calculate n. (1 mark) (Round your answer to 2 decimal places. Do not include units like "years" or "months. Do not use comma separators. For example, 1234.56 would be the correct format.)