A sum of money becomes its double in 20 years. Find the annual rate of simple interest:
A10%
B7%
C5%
D4%
A10%
B7%
C5%
D4%
Related Questions:
In an office, the data of employees in four different categories from three different cities B, C and D is given below in bar graph.
In which category is the difference between the numbers of employees from any two different cities maximum?