What four weights can be used to balance from 1 to 30 pounds?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

What word is pronounced the same if you take away four of its five letters?

Find the missing number in the sequence below:

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

I have branches, but no fruit, trunk or leaves. What am I?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

I guess 76.8% of readers will like this riddle.

What's the least number of people should read this post?