Pls help I need to do this and I don’t get it there’s 6 different questions someone please help me

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

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 greatest common factor of the followig monomials 46g^2h and 34g^6h^6