Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

You see me once in June, twice in November, and not at all in May. What am I?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

How many triangles can you count in the figure given?