Which one of the following is NOT the same as 45:72? 

Graph the equation by plotting point x=2

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?

Plz hurry evaluate the expression a+b where a=8 and b=19