In how many years will the benefit Janet receives from her work double given that she receives a simple interest of 10% per annum on the initial agreed paid benefit.
Choose the correct answer
A) 15
B) 10
C) 5
D) 12
E) 20
P = (P*10*R)/100   100P = P*10*R   100 = 10R   Therefore R = 10 Years   10 = 10
<result>B</result>
In how many years will the benefit Janet receives from her work double given that she receives a simple interest of 10% per annum on the initial agreed paid benefit.