What has no start, end, or centre?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Find out the number of circles in the given picture having Illusion

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?