Ben bought a desk for $249.99. the sales tax rate was 6.25%. how much did ben pay for the desk? round your answer to the nearest cent. (1 point) $15.62 $187.49 $265.61 $406.23 just tell me if its a, b,c, or d.

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?

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

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth