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NSW Y12 Maths Standard 1 NSW Y12 Maths Standard 2 NSW Y12 Maths Advanced NSW Y12 Maths Extension 1 NSW Y12 Maths Extension 2

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Rates and Ratios Networks Investments and Loans Non-Right Angled Trigonometry Simultaneous Equations Bivariant Data Analysis Annuities Non-Linear Relationships Normal Distribution Critical Path Analysis

NSW Y12 Maths - Standard 2 Rates and Ratios Heart Rate

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Heart Rate Theory

Heart rate is the number of heart beats per minute (bpm)\\ To estimate the maximum heart rate (MHR), the formula used is \textbf{MHR \(=220-\)Age (in years)}\\ Target heart rate (THR) is calculated as a range between \(65 \%\) and \(85 \%\) of the MHR\\ \begin{multicols}{2} \textbf{Example 1}\\ Estimate the maximum heart rate of a 60 -year-old.\\ \textbf{Example 1 solution}\\ $\begin{aligned} \text{MHR} & =220-60 \\ & =160 \text{ bpm} \end{aligned}$\\ \columnbreak \textbf{Example 2}\\ what is THR of a 60 -year-old \\ \textbf{Example 2 solution}\\ $\begin{aligned} 0.65 \times 160&<\text{THR}<0.85 \times 160 \\ 104&<\text{THR}<136 \end{aligned}$\\ \end{multicols}

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Videos

Videos relating to Heart Rate.

  • Heart Rate - Video - Heart Rate

  • Heart Rate - Video - Heart Rate 1

  • Heart Rate - Video - Heart Rate 2

  • Heart Rate - Video - Heart Rate 3

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