need help 11-20 plssss help me I give you brainliest it’s rounding money to cent , dime, dollar

11. $4.28532 x 0.01 = 428.532 (cents)
$4.28532 = $4.29 (KDD)
$4.28532 = $4
12. $34.5561 x 0.01 = 3455.61 (cents)
$34.5561 = $34.56 (KDD)
$34.5561 = $35
13. $504.729 x 0.01 = 50472.9 (cents)
$504.729 = $504.73 (KDD)
$504.729 = $505
This should give you a rough idea of how to do the conversions... Will you be needing help with the other ones as well?