The Answer is the top Space:  REQUIREMENT
The Left Space: PRELIMINARY
The Right Space is : DEVELOPMENT
The Bottom Space is : EXPECTATION

Here You Go:

TRANSMISSION
WHEEL
CYLINDER
BRAKE PAD
IGNITION
SPARK PLUG
RADIATOR
WINDSHIELD
MUFFLER

545+5=550.

the first “+” of the equation 5+5+5 is replaced by 4 i.e join the second quadrant of the “+”  that will become 4.

so 545+5=550

He must be driving in the day light,

And secondly the other vehicles must be having the headlights.so they can see the car to avoid the accident.

Ofcourse the 4th sister will be Mary.

Pretty Easy Question,

Father name must be Mr Day.

I will take 27 days to come out of that well for that man,

He climbs 4 meter every day and slips 3 meter down that means he  climbs 1 meter in total each day, so like this on 26th day he would have climbed 26 meter and on 27th day he will climb 4 meeter again so total 30 meter he will climb in 27 days.

We Sleep at night not in Days.

Beneath The soil.

Any potato is only found beneath the soil only.

Let’s take a scenario. Suppose you pick from jar labelled as Apple and Oranges and you got Apple from it. That means that jar should be Apple as it is incorrectly labelled. So it has to be Apple jar.
Now the jar labelled Oranges has to be Mixed as it cannot be the Oranges jar as they are wrongly labelled and the jar labelled Apple has to be Oranges.

Similar scenario applies if it’s a Oranges taken out from the jar labeled as Apple and Oranges. So you need to pick just one fruit from the jar labeled as Apple and Oranges to correctly label the jars.