A rope is 3/4 yard long is cut into 9 pieces. Each piece is the same length . How long is each piece?

1/12 yard

Step-by-step explanation:

divide the total length by the amount of pieces

3/4 / 9

or multiply the bottom number by 9

4 *9 then divide by 3

36/3 = 12 and put it under 1

1/12

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.

yes. we do proportions in probabilities.