Help! 50 points and brainliest if u answer all of em

For each proportion find the unknown number x 1/5/8=×/15

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

Find the missing dimension extra points