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The amount of carbon dioxide (in pounds per 15,000 cubic miles) released by a certain SUV depends on its fuel efficiency according to the formula W = 32x2 − 2080x + 44,000 (12 ≤ x ≤ 33) where x is the
answered
Dec 24, 2020
Chemistry
high-school
4
votes
61.0k
views
What is the scientific notation of 696,000?
answered
Sep 30, 2020
Chemistry
middle-school
4
votes
160k
views
Lead oxide can be decomposed by heating. What is the percent yield of the decomposition reaction if 22.3 grams of PbO are heated to give 18.0 g of Pb
answered
Sep 29, 2020
Chemistry
high-school
3
votes
62.6k
views
The price of a computer was decreased by 30% to £147. What was the price before the decrease?
answered
Aug 8, 2020
Mathematics
middle-school
6
votes
189k
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