How far does the ball travel, to the nearest tenths of a foot.

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Answer this question only if you know the 30 points and

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?