On a 15 hour trip, rob drove 35% of the time and mark drove the reminder of the time. how many hours did mark dive?

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.

What is the result of the following division?

Which of these figures must be a rectangle?