Determine which ratio forms a proportion with 9/5 by finding a common multiplier. A. 54/30
B. 45/50
C. 45/40
D. 90/20
I need an explanation on how to do it pleasw

How do i work this problem out using the equation a=pe^rt

Which fraction is not equivalent to 8/12 a. 2/3 b. 24/36 c. 4/10 d. 6/10

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?