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What advantage did Chinese triangular sails have over European square sails?
answered
Jan 14, 2018
History
high-school
1
vote
153k
views
A baker wants to sell 100 muffins. So far the baker has sold 48 corn muffins and 42 bran muffins. How many more muffins does the baker needs to sell?
answered
Jan 13, 2018
Mathematics
middle-school
3
votes
230k
views
What is phylum? Explain.
answered
Jul 19, 2017
Biology
middle-school
4
votes
206k
views
What is 0.0023 as a fraction
answered
Jul 16, 2017
Mathematics
middle-school
4
votes
25.4k
views
Why is the beaver so important to Canada?
answered
Dec 9, 2016
Social Studies
middle-school
6
votes
14.7k
views
What are the three factors of economic production?
answered
Apr 21, 2016
History
middle-school
5
votes
151k
views
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