Alifeguard received 15 hours of first aid training and 10 hours of cpr training what is the ratio of ours of cpr training to hours of first aid training

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?

Simplify the following expression 48^1/2

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =