Please help me pls… A cow eats 11 pounds of grass in 3 hours, how much will she eat in 12 hours?

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One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.