Polly's veterinarian told her a dog that weighs w kilograms needs 30w+70 calories each day to stay healthy. Polly's dog, Otis, w
eighs 22 kilograms.
How many calories does Otis need each day to stay healthy?
Write your answer as a whole number or decimal.
1 answer:
Since w is 22, you substitute w with 22. 30(22) + 70 equals 730 calories
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Answer:
(i) 1/6
(ii) 1/6
(iii) 4/6 = 2/3
(iv) 3/6 = 1/2
(v) 3/6 = 1/2
(vi) 0/6 = 0
Answer:
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0.666667 as a fraction is 2/3
