7litres of gas cost 3.43 how much will 15 litres of gas​

Will gve pints stars and brainliest

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !