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

Find the next number in the series below

21 32 54 87 131 ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

What do you see in the image below

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?