Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

A man dies of old age on his 25 birthday. How is this possible?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Can you replace the question mark with the correct number?

Count the number of balls in picture below:

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

What famous saying does this rebus mean?

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