3. You can calculate your ideal heart beat rate for exercise by first subtracting your age from 220. • Your

3. You can calculate your ideal heart beat rate for exercise by first subtracting your age from 220. • Your maximum ideal heart beat rate is 85% of this value. Your minimum ideal heart beat rate is 60% of this value. ● a) Suppose you were to graph the relationship between age and the maximum heart beat rate. How do you know the graph will be a straight line? b) Predict the y-intercept. 3. You can calculate your ideal heart beat rate for exercise by first subtracting your age from 220 . • Your maximum ideal heart beat rate is 85 % of this value . Your minimum ideal heart beat rate is 60 % of this value . ● a ) Suppose you were to graph the relationship between age and the maximum heart beat rate . How do you know