The ratio of the number of adults to the number of children at a restaurant is 3:7 identify the choices down below

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning