A: Our online assignments are either multiple-choice or free-response.
For free-response questions, please enter only numbers as your answers.
Our system recognizes integers and decimals only. Please don’t enter any characters other
than digits and decimal points.
Here are examples of acceptable and unacceptable answers:
456 -- acceptable
$6 -- not acceptable (enter 6; the worksheet already includes the dollar sign)
24 books -- not acceptable (enter 24)
6.23 -- acceptable (decimals are allowed)
4/5 -- not acceptable (fractions aren't accepted)