Bobbi is maintaining a campfire. She has kept the fire steadily burning for 12 hours with 18 logs. She wants to know how many
hours she could have kept the fire going with 9 logs. She assumes all
logs are the same. How many hours can Bobbi keep the fire going
with 9 logs?

PLEASE HELPPP

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.