Peny has 81 red balls, which she wants to arrange in rows. If the number of balls in each row must be equal to the number of rows, how many balls must there be in a row
A 3
B 7
C 9
D 11

Divide. write in simplest form 41/6 divided by 10

If you could answer these your a life saver

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?