Solve the inequality.. 8a + 2(1- 5a) ≤ 20 Please helpp
and thank you!

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Ahovercraft takes off from a platform. its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48 what is the maximum height that the hovercraft will reach?

The sum of the abscissa and the ordinate is six