Janice is saving money for a trip. she saves 5$ in january, $10 in february, $20 in march and 40 in april continue the pattern until may. then plot this data on the coordinate grid.

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882