The second drop down box says up or down

How long would it take for a ball dropped from the top of a 576-foot building to hit the ground? round your answer to two decimal places.

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Every time you drive you will experience a combination of driving conditions and environments.