Please help. Answer this as soon as possible.

Rectangle abcd is similar to rectangle rstu . what is the scale factor of a dilation from abcd to rstu ? enter your answer in the box.

#5 points possible: 3. total attempts: 5 using your calculator, find the range and standard deviation, round to two decimals places: the table below gives the number of hours spent watching tv last week by a sample of 24 children. 76 57 89 73 88 42 31 46 80 42 38 57 49 50 89 36 69 82 27 88 39 89 95 18 range = standard deviation =

The number of volunteers to walk dogs at the local animal shelter last year was 20. this year, the number of volunteers has risen to 50. what is the percent of increase in the number of volunteers?