WHat grade level are you that would help me to know mark me brainliest for answer
54 I believe if this is what I think it is the end of the world as we see it the most hardest math riddle to have ever existed 61-47 = 14
47+7=54 54+7= 61 therefore the world as we know shall come to a end at 2:08 PM Central time
Step-by-step explanation:

It would cost $4.50 to purchase 2 books.
N=25 because 20 divided by 4 is 5 which is 1/5 of n meaning 5x5 is 25