The width of rectangular solid is 20ft, which is 4/5 of its length. the height of it is 2/9 of the sum of the length and width. what is the volume of the rectangular solid? v = ? ft to the third power

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

In angle pqr find the measure of