in Question 1 we should find the number of years

Question number 2 it is given

question 3 depends on the one above

A-50 n lood if i 3.5% find the number of years O lot loo G + 8 U to 2 3 find (J) lou vo be 1 6 8 2 3 -te * don't use it 10%. use 94 and 1% J(from ) Afind ist. then interporate to get answers