Respuesta :

the answer would be 27/14

Answer:

1 13/14

Step-by-step explanation:

Turn mixed fractions into improper fractions. 81/10 ÷ 21/5

Then change the division sign into multiplication sign and inverse 2nd fraction. 81/10 × 5/21

Then multiply across. 405/210

And divide. 1 13/14