Claim: Hummingbirds have unusually large hearts for their size. If a person's heart were as big as a hummingbird’s, his or her heart would weigh as much as a large dog.



Information: An average hummingbird weighs 0.3245 ounces and has a heart that weighs 0.00725 ounces. The average weight of a large dog is usually more than 70 lbs.



Leo weighs 222 lbs.





Questions:

How much would Leo's heart weigh if it were in the same ratio as the hummingbird's? Show your work on the sketchpad.