A bus is at P, a place 250km east from Q. Travelling a distance of 400 km to due west of P it reaxhes at R. Express this information by scale drawing and find the distance from Q to R and the bearimg of Q to R​

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?