On an average, a human heart is found to beat 75 times in a minute. Calculate its frequency and period.

On an average a human heart is found to beat 300 times in a minute. Calculate its frequency and period.

On an average a human heart is found to beat 81 times in a minute. Calculate its frequency and period.

On an average a human heart is found to beat 75 times in a minute. Calculate its beat frequency and period.

On an average a human heart is found to beat 75 times in a minute. Calculate its beat frequency and period.

On an average the human heart is found to beat 75 times per minute. Calculate its frequency.

On an average, a human heart is found to beat 72 times in a minute. Its frequency and time period respectively are