A mobile company has a prepaid pack of validity 28 days.To get 15% or more profit, the company thinks about the following strategies
1) Reduce the package validity period to 21 days
2)increase the package validity to 30 days, increase the price by 20%
3)increase the price by 10% reduce the validity to 24 days.
What is more correct about these strategies?
AAll of them will give 15% or more profit
B1 and 2 will give 15% or more profit , but 3 will give less profit
Cmaximum profit is for 1 and minimum for 3
D1 and 3 both will give required profit