keananashville
13.06.2020 •
Mathematics
The four-chambered heart of a humpback whale weighs approximately 430 pounds. 1 kilogram is equal to 2.2 pounds. What is the weight of the humpback whale’s heart in kilograms?
.005 kilograms
195.5 kilograms
215 kilograms
946 kilograms
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Ответ:
B. 195.5 kg
Step-by-step explanation:
Given
Weight in pounds = 430 pounds
1 kilogram = 2.2 pounds
Required
The weight in kilogram
Let x represents the weight of the humpback's whale's heart in kilogram
Such that;
By Cross multiplication
Divide both sides by 2.2lb
Approximate
Hence, the weight of the heart is 195.5kg
Ответ:
8 48
11 66
15 90