Lily’s car has a fuel efficiency of 8 liters per 100 kilometers. what is the fuel efficiency of lily’s car in kilometers per liter?

How many solutions does the nonlinear system of equations graphed below have?

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g