I have feet, but no legs. Which animal Am I?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

In a classic wine shop, the list of three most popular wines are:
- The cost of 1 French wine bottle: 500$
- The cost of 1 German wine bottle: 100$
- The cost of 20 Dutch wine bottles: 100$

John entered the wine shop and he needs to buy
- All three types of wine bottles.
- Needs to buy Dutch wine bottles in multiples of 20.
- Need to buy 100 wine bottles in total.

John has only 10000$. How many wine bottles of each type, John must buy?

How many times in a given day, minutes and hour clock comes in a straight line ?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

By what process could you make a 'Tea-Table' into food?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

Can you make a six-letter word using the letters N, A and B ?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?