A person wants to decrease a 20 inch by 16 inch poster to a photo with a 10 inch width. What will be the height of the reduced photo?

Can someone answer it, and plot it, for 20 points and brainliest answer? p. s. they're the same ! : )

What is the reflection image of (5,-3) across the line y = -x?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.