Answers by Alex Brown
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Answers by Alex Brown

Answers by Alex Brown
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What is a scientific question? a question that is asked by scientists only a question that is based on observations and that is testable a question that is broad and that reinforces existing knowledge
answered Nov 4, 2018
2 votes
17.9k views
The ratio of elephants to tigers at the local zoo is 1:4. There are 16 elephants at the zoo. How many tigers are there?
answered Oct 10, 2018
2 votes
101k views
A Chemist has 100g of 25% acid solution. How much of these solution he needs to drain and replace with 70% acid solution to obtain 100g of 60% acid solution?
answered Sep 29, 2018
2 votes
228k views
Why was the Freedmen's Bureau established by Congress during Southern Reconstruction?
answered Jun 8, 2017
6 votes
198k views
Solve for x. Express the answer in simplest form. (in lank below)
answered Mar 3, 2016
2 votes
124k views
If 5x^2 - 15x = 0 and x ≠ 0, find the value of x. (A) -10 (B) -3 (C) 10 (D) 5 (E) 3
answered Jan 9, 2015
2 votes
171k views
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