Respuesta :

im pretty sure its 18 unless im reading it wrong
The answer is 20 because
20.75x4.552= 94.454
And .5234x9.823= 5.1413582
Then when divided the answer is 18.37141011
But you have to round to the significant figure of 1 which in this case is to the tens place so 18 rounds up to 20