During his first year of life, avery gained 12 3/4 lb. during his second year of life, avery gained 40% less weight than he did during his first year of life.

how much weight did avery gain during his second year of life?

express your answer as a mixed number in simplest form.

If ac = 12 and ab=7 is it possible that bc =10

If 3x+8=3x+8 is it one solution or no solution

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?