Acertain portfolio consisted of 5 stocks, priced at $20, $35, $40, $45, and $70, respectively. on a given day, the price of one stock increased by 15%, while the price of another stock decreased by 35% and the prices of the remaining three remained constant. if the average price of a stock in the portfolio rose by approximately 2%, which of the following could be the prices of the shares that remained constant?
a. 20, 35, 70
b. 20, 45, 70
c. 20, 35, 40
d. 35, 40, 70
e. 35, 40, 45

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

What term makes it inconsistent y=2x - 4

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab