Assume the following information for a home mortgage: Original loan amount =$240,000 Annual interest rate =6.6% Term of loan =30 years For year seven, how much interest and principal was paid, and what is the balance due at the end of year seven? $3,906.62 of principal; $14,486.74 of interest; balance due $217,358.72 $3,928.12 of principal; $14,465.25 of interest; balance due $217,021.33 $3,885.32 of principal; $14,508.11 of interest; balance due $217,691.10 $3,732.18 of principal; $14,560.59 of interest; balance due $218,573.02 $3,885.32 of principal; $14,407.48 of interest; balance due $216,169,45 Question 8 0/2pts Assume you need to replace your roof, which will cost $75,000 and last for 25 years. You are also considering installing a solar roof, which will cost $195,000 and last 25 years. The solar roof comes with a 30% tax credit and will save you $5,400/ year in electricity. What is the internal rate of return (IRR) if you spend more money on the solar roof