g A restaurant offers 7 entrees and 11 desserts. In how many ways can a person order a two-course meal?

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m