When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

Find the Goldfish below the given Image.

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

A California farmer owns a beautiful pear tree. He supplies the fruit to a nearby grocery store. The store owner calls the farmer to see how much fruit is available for him to buy. The farmer knows the main trunk has 24 branches. Each branch has exactly 12 boughs and each bough has exactly 6 twigs. Since each twig bears one piece of fruit, how many plums will the farmer be able to deliver?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

How many times do a clock's hands overlap in a day ?

Which wheel of car does not rotate when you turn your car right?