The maximum heart rate-, in beats per minute. that you should achieve during exercise is

Chapter 0, Problem 130

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The maximum heart rate-, in beats per minute. that you should achieve during exercise is 220 minus your age: 220 - . flljc tlg~11ie u pr.ttioa ~i'ttt 1111ui M.srt r~t i '"'" .t g, a. The following bar graph shows the target heart rate ranges for four (vpe.s of exercise goals. The lower and upper limits of these ranges are fractions of tiJe maximum he.ort rate. 220 - a. Exercises /29-/30 are based on the information in the graph. Target Heart Rate Ranges for Exercise Goals Eurclse Coal Boost ,._tforuc u . ... ,.ti ti~ ttillt lmprtll' urdiotstc1lu coditionift_g lot "ight lllftW$ O't$rttl halfW t!ld udtc rick f "'"' dfec:l1 l ! 1 2 ~ ~ ' 2 ' 10 ' 10 Fraction of Maximum Heart Rate, 220 - a If your exercise goal is to improve overall health, the graph shows the following range for target heart rate, H, in beats pe r minute:H - t(220 - a)H - ~22 a)a. What is the lower limit of the heart range, in beats perminute, for a 30-year-old with this exercise goal?b. What is the upper limit of the heart range, in beats perminute, for a 30-year-old with this exercise goal?