Which of the following could be the number shown on the number line? ​

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area