Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

You have two bottles of pills marked with labels A and B. The pills are identical. The doctor has asked you to take one A pill and one B pill daily. You cant take more or less than that.

While taking out the pills one day, you took out one pill from A and by mistake took out two from B. You have no idea which pill is which now.

You cant throw away the expensive pills. What will you do now?

With the help clues provided in the image, can you find the 5 digit key?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

What goes through cities and fields, but never moves?

Who can jump higher than a Mountain?

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

An old Woman left INR 33,333 to be divided equally among two fathers and two sons and each was to receive INR 11,111.
How was this possible?