Yes, one of the numbers has to be 48 because the mean of numbers is all the numbers added together, and then divided by how many numbers you added. In this case, we have the mean of 6 number is 48. Now if you think about it, 48*6 = 288 And if you divide 288 by 6, you get: 288/6 = 48. To make it easier for you to understand, let’s do the original way of finding the mean of this, so : 48 + 48 + 48 + 48 + 48 + 48 = 288 There are six 48’s right? So we divide :
