Agrey squirrel population was introduced in a certain county of great britain 35 years ago. biologists observe that the population doubles every 7 years, and now the population is 60,000. (a) what was the initial size of the squirrel population?

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

What does independent variable and dependent variable mean in math?

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?