Answers by Jan Zerebecki
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Answers by Jan Zerebecki

Answers by Jan Zerebecki
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Find the sum of all of the prime numbers between 10 and 30. List the addends.
answered Sep 25, 2018
4 votes
235k views
Moves substances to and form all cells of the body ? What is the human organ system
answered Aug 16, 2018
4 votes
148k views
What major difference did Tocqueville witness when he visited America in 1831? legalization of slavery organization of government legitimacy of women’s right to vote sovereignty of a king
answered Aug 5, 2018
3 votes
164k views
PLEASE HELP 99 POINTS!!!
answered Jul 27, 2018
4 votes
62.0k views
Are the following two lines perpendicular y=1/2x+9 and y=1/2x+3
answered Jul 26, 2018
2 votes
14.9k views
The area of a rectangular wall of a barn is 36 square feet. Its length is 6 feet longer than twice its width. Find the length and width of the wall of the barn.
answered May 16, 2018
3 votes
75.4k views
A machine produces 440 bolts in 48 minutes. At the same rate, how many bolts would be produced in 30 minutes?
answered Apr 25, 2018
3 votes
57.4k views
Mendel observed that pairs of alleles were separated or segregated in gametes and that they were rejoined in fertilization. we know that pairs of _____ are segregated in _____ and then are rejoined through
answered Feb 23, 2018
3 votes
36.8k views
Anthracite is so hard and pure it is also referred to as a _____.
answered Nov 17, 2017
5 votes
216k views
Two complementary angles in the ratio 5:7. What is the measure of the smaller angle?
answered Jun 17, 2016
7 votes
101k views
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