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A contractor is building a set of stairs out of concrete. Each step is exactly the same length and width is the same and height from the last step. A) Which solid figures can the staircase be broken into?
asked
Nov 1, 2020
Mathematics
middle-school
1
answer
0
votes
18.0k
views
A 2012 Gallup survey of a random sample of 1014 American adults indicates that American families spend on average $151 per week on food. The report further states that, with 95% confidence, this estimate
asked
Oct 14, 2020
Mathematics
college
1
answer
1
vote
162k
views
Which one of the following statements expresses a true proportion? A. 14: 6 = 28 : 18 B. 3:5 = 12:20 C.2: 3 = 3:2 D. 42:7 = 6:2
asked
Mar 8, 2020
Mathematics
middle-school
1
answer
2
votes
3.7k
views
Which reformer led a campaign against lynching
asked
May 12, 2019
History
college
2
answers
2
votes
183k
views
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