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a sixth-grade class has 12 boys and 24 girls. Write two more statements comparing the number of boys in the class to the number of girls
answered
Oct 10, 2017
Mathematics
middle-school
5
votes
101k
views
Oliver Evans is most associated with which invention? (A) The mechanized fl our mill (B) The cotton gin (C) Interchangeable parts (D) The fi rst commercial steamboat (E) The fi rst textile mill in the
answered
Jun 19, 2017
History
high-school
2
votes
111k
views
which scientist studies the oxygen, nitrogen, and carbon dioxide levels, as well as water vapor, ozone, and wind? geologist meteorologist oceanographer astronomer
answered
Feb 17, 2017
Geography
high-school
1
vote
225k
views
Which one of the following is a characteristic of a metal? A. Changes the color of litmus paper to red B. Conducts heat readily C. Reacts with bases to produce salts D. Becomes negative when combined with
answered
Mar 25, 2016
Biology
high-school
2
votes
225k
views
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