Can someone please help me please

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

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?