What is the longest word in the dictionary?

what does the below math rebus puzzle mean?

Find the smallest sentence with all the English alphabet.

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

Take away the whole and some still remain. What is it?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

Wednesday, Steve and Pam go to a restaurant to eat lunch. After eating lunch, they pay the bill. But Steve and Pam do not pay the bill. So…who does?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Can you count the number of matches in the picture below ?