How many ounces of a 11% alcohol solution must be mixed with 2 ounces of a 20% alcohol solution to make a 13% alcohol solution?
ounces.
the number of ounces of the 11% alcohol solution that needs to be mixed is
(simplify your answer.)

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

What is the difference between the predicted value and the actual value

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?