Question : The mean proportional between 0.03 and 0.0003 is:
Option 1: 0.0003
Option 2: 0.0013
Option 3: 0.003
Option 4: 0.033
Correct Answer: 0.003
Solution :
Let
a = 0.03, b = 0.0003
According to the question,
⇒
⇒
Hence, the correct answer is 0.003.