I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Find the missing number in the image below.

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?