Alex has 2 1/8 gallons of gray paint and 2 7/8 gallons of white paint. It takes 1/2 gallon of paint to paint a whole room. How many rooms can Alex paint?

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Refer to the table below if needed. second quadrant third quadrant fourth quadrant sin(1800- - cos(180° -) tan(180°-e) =- tane cot(1800-0) 10 it to solo 888 sin(180° +c) = - sine cos(180° +) =- cose tan(180° +c) = tane cot(180° +o) = cote sec(180° + c) = - seco csc(180° +2) = - csce sin(360° -) =- sine cos(360° -) = cose tan(360° - e) =- tane cot(360° -) = -cote sec(360° -) = seco csc(360° -) = csco sec(180° -) = csc(180° -) = csca 1991 given that sine = 3/5 and lies in quadrant ii, find the following value. tane

∆red ≅ ∆ by rule will give brainiest if possible