Can someone me with this math question?

If you are just building your payment history, how many points from a perfect score will you possibly miss?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

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?