Answer: 6.93 years
Step-by-step explanation:
Given
Rate of interest is 
Future value is given by 
For the investment to double itself, i.e. 

It takes around 6.93 years to double the investment.
Answer:
180x^5.5
Step-by-step explanation:
Answer:
LM and NP
Step-by-step explanation:
LM= 2/5
NP=2/5
GH= -5/2
JK= =5/2
Answer:
bbbbbbbeeeeeeeeettttttttt
Answer:
Any value greater than 19 hours.
Step-by-step explanation:
hope it helps