Marcia, an experienced bungee jumper, leaps from a tall bridge and falls toward the river below. The bridge is 155 feet above the water and Marcia's bungee cord is 80 feet long unstretched. When will Marcia's cord begin to stretch? Round your answer to two decimal places.

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

What point is the projection of q on a) r b) s c) t