What role did immigration play in the second industrial revolution?

Select the equations in which w=100 makes the equation true. select all that apply. a.) 0.54÷w=0.0054 b.) 4,086÷w=4.086 c.) 362.7÷w=3.627 d.) 5.3÷w=0.0053 e.) 21.9÷w=0.219

Which of the following was used only once, to ratify the 21st amendment (repealing prohibition)? a. three-fourths of both houses of congress. b. three-fourths of the state legislature approved it. c. two-thirds of the state legislature approved it. d. ratifying conventions in three-fourths of the states approve it.

How were castas paintings used to stabilize a society?