Answer:
You must know how much the heart beats in one minute.
Explanation:
Usually heart rates are in 'BPM' form, so you don't need to change it. But if so, you must know how many beats are in one minute to convert it. Hoped this helped.
Many times people think giving money to the homeless is the best way to go. i disagree. this person could be homeless because they spent all their money on drugs or alcohol. instead of giving money people should give out food.