Solve the alphametic puzzle by replacing the alphabet with the number.

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What Adam and Eve do not have but the rest of the people have?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

Find the missing number in the sequence below:

John was running from 40 thieves. John has got 3 gold boxes which weigh as 4kg, 2kg, and 1kg respectively. A witty man asked John to stay with him for seven days in exchange for 1kg gold per day. John needs to stay there for seven days and also do not want to give the witty man any advance. How can John pay for his seven days stay?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

In which direction should the missing arrow point?

Can you find the key in the picture below?