What is a placebo and why is it important in an experiment to test the effectiveness of a drug

Find 4 more than the quotient of 9 and 2

How were representatives chosen to serve in congress?

A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.

5y+2 (3y-1) = 1y - (y+2) =

Find the 50th term in sequence 11, 5, - 1, - 7, ... A. 319 B. - 289 C. - 283 D. - 343

Tell whether the statement is true or false. 8 €{16, 24, 32, 40, 48} False True

What integer is the opposite of - 6? a. 1/6 b. 6 c. - 1/6 d. - 6

Anthony decided to buy two DVDs that we're not included in the deal. His price was $21.60. The sales tax is 8 percent. What was the cost of the two DVDs before the sales tax was added?

Evaluate h (0). what does this value tell you? Explain in the context of the problem

How did or do other cultures measure their years and what year is the current year for those calendars?