Segment ab is 3 centermeters long how long b is image ab after a dialtion with a scale factor of 1/5

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.

Tom drove 206 miles in 3.9 hours. estimate his average speed.