if you buy every item in the song The Twelve Days of Christmas, how many items will you buy?

Add them:

1 + 2 + 3 + 4, etc.

364

To find out how many items you would buy if you were to purchase every item mentioned in the song "The Twelve Days of Christmas," you need to add up the quantity of each item for each day mentioned in the song.

Here's a breakdown of the quantities mentioned in each verse of the song:

On the first day of Christmas, my true love gave to me: A partridge in a pear tree. (1 item)
On the second day of Christmas, my true love gave to me: Two turtle doves and a partridge in a pear tree. (2 items)
On the third day of Christmas, my true love gave to me: Three French hens, two turtle doves, and a partridge in a pear tree. (3 items)
On the fourth day of Christmas, my true love gave to me: Four calling birds, three French hens, two turtle doves, and a partridge in a pear tree. (4 items)
On the fifth day of Christmas, my true love gave to me: Five golden rings, four calling birds, three French hens, two turtle doves, and a partridge in a pear tree. (5 items)
On the sixth day of Christmas, my true love gave to me: Six geese-a-laying, five golden rings, four calling birds, three French hens, two turtle doves, and a partridge in a pear tree. (6 items)
On the seventh day of Christmas, my true love gave to me: Seven swans-a-swimming, six geese-a-laying, five golden rings, four calling birds, three French hens, two turtle doves, and a partridge in a pear tree. (7 items)
On the