What scale factor was used in the dilation of ABC to FED?Exlpain how you found the scale factor What is the length of side DE?Show how you found this length

Pls . yeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeet

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document