Mathematics, 23.06.2019 20:30, donbright100
me when you exercise, your pulse rate rises. recommended pulse rates vary with age and physical condition. for vigorous exercise such as jogging, the inequality 0.7(220 – a) ≤ r ≤ 0.85(220 – a) gives a target range for pulse rate r (in beats per minute), based on age a (in years). a. what is the target range for pulse rates for 31 years old? round to the nearest whole number. b. your cousin’s target rate is in the range between 140 and 170 beats per minute. what is your cousin’s age?
Answers: 3
Mathematics, 21.06.2019 21:00, edandjill24
Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.
Answers: 1
Mathematics, 22.06.2019 01:00, hlannette7005
Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?
Answers: 2
me when you exercise, your pulse rate rises. recommended pulse rates vary with age and physical c...
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