What goes up but never comes down?

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you move 2 matchsticks to form four equal sized squares.

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Can you find the hidden animal in the picture below?

How many letters are in the alphabet?

An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?