How can you get 2 to the power of -3 from the fraction 1/8?

You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction

Classify the following number. −9.070707…