Merry Christmas, I have a riddle for you. Who has a popular Christmas song titled with his name,
He looks pretty normal unless you look at his nose.

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)

Which letters from the table represent like terms? a and b b and c a and d b and d

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll