Which list contains values that are all part of the solution set of the graphed inequality?
2, 1, 3.9, 4
1.3, 4, 0, 2.6
1.1, 1.5, 19.7, 8.2
11, 1, 48.5, 7

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?