Question

Find r if 2700=2200(1+r)ˆ5 ( ˆ5 is the exponent for 5 )

Answer 1

$2700=2200(1+r)^5 \ /:2200\\\\(1+r)^5= \frac{27}{22} \\\\1+r= \sqrt[5]{\frac{27}{22} } \\\\r=\sqrt[5]{\frac{27}{22} } -1$