6,010,499,999 rounded to the nearest hundred thousand

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000