5. A school needs 138.5 meters of fencing for a new playground. Fencing is sold in 12-foot sections. How many sections of fencing should be purchased to fence the playground? Round your answer to the nearest tenth. O 11.5 O 13 12​

Find two rational expressions that have the difference of 2-n/n-4

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)