Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

What Does this text mean:

important=important

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

I am written with two letters.
I said with the one.
I usually am seen with the two.

Who am I?

What word begins and ends with an E, but has only one letter?