Hi again for the millionth time, please help on this, Select each correct answer.

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

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in