Question : The mean proportional of 0.04 and 0.36 is:
Option 1: 0.144
Option 2: 1.2
Option 3: 12
Option 4: 0.12
Correct Answer: 0.12
Solution : Mean proportional of 0.04 and 0.36 = $\sqrt{0.04 × 0.36}$ = 0.12 Hence, the correct answer is 0.12.
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Question : The mean proportional between 0.03 and 0.0003 is:
Question : The third proportion of 0.024 and 0.12 is:
Question : Find the mean proportional between 32 and 162.
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