Can you count the number of quadrilaterals in the picture below?

Solve the rebus riddle in the picture below.

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

People put me on the table and cut me but do not eat me. What am I?

Can you find out the missing number in the grid?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?