7out of 11 people brought umbrellas. there were 99 people there. how many people did not have one

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

What two criteria are needed for triangles to be similar

Which system of linear inequalities is represented by the graph?