It takes a boy 30 minutes to mow the lawn, but his sister can mow it in 45 minutes. how long would it take them to mow the lawn if they worked together, using two lawn mowers?

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 true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

[tex]5 \times1 \frac{12}{13} [/tex] me