Idon’t really know what to do in this problem

What is the range of the data below? .8090100

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

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i