Christine bought some gold at a price of $1,510 per ounce. When she went to sell it, the gold was worth 20% more than it was when she purchased it. What was the new value of the gold?

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

Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so

Can someone me with this? i’m not sure what to put for my equations.