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Which four elements are the primary components of important biological molecules, such as proteins, carbohydrates, and lipids?
answered
Oct 25, 2018
Biology
college
4
votes
230k
views
In a class, the ratio of the number of boys to the number of girls is 2 to 3. The number of boys is what percent of the number of students in the entire class? Explain.
answered
Jul 23, 2018
Mathematics
middle-school
4
votes
4.6k
views
What's a repeated subtraction to divide 27 divided by 3
answered
Jul 21, 2018
Mathematics
college
4
votes
133k
views
In a flower garden, there are 3 tulips for every 8 daisies. If there are 18 tulips, how many daisies are there?
answered
Apr 11, 2018
Mathematics
college
5
votes
9.4k
views
Which of the Progressive Constitutional amendments addressed the issue of the election of U.S. senators?
answered
Mar 2, 2018
History
high-school
3
votes
202k
views
if a toy rocket is launced vertically upward from ground level with an inital velocity of 128 feet per second, then its high h, after t seconds is given by the equation h(t)=-9t^2 +81 round to the nearest
answered
Dec 22, 2017
Mathematics
high-school
2
votes
126k
views
What are the 3 main factors that affect the labor market
answered
Dec 13, 2017
Business
high-school
2
votes
132k
views
Write an equation in standard form then solve 2q^2+22q+=-60
answered
Apr 30, 2017
Mathematics
high-school
4
votes
207k
views
How does the region location near the equator affects its climate
answered
Apr 19, 2016
Social Studies
middle-school
2
votes
79.0k
views
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