The number of seats in the rows of stadium form an arithmetic sequence. two employees of the stadius determine that the 13th row has 189 seats and the 25th row has 225 seats. how many seats are in the 55th row?

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

Jo divides a candy bar into eight equal pieces for her children to share she gives three pieces to sam three pieces to leslie and two pieces to margie rose the two month old baby does it doesn't get any what fraction shows how muchw candy each of the four children got. what's the answer to my question