Name a key which is hardest to turn.

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

Count the number of triangles in the given picture.

Do you know who was buried in John's tomb?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

Spot what is wrong here in below Picture?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'