Question 1070578
2,700,000=45000(1+r)^13
60=(1+r)^13
logs of both sides
1.78=13 log (1+r)
round at end, not even here.
Divide by 13 then raise to the 10th power
1.370=1+r
subtract 1
0.37=r or 37%.
1.37^13=59.89, so checks with rounding.