Decode this picture on T-Shirt and tell what it says ?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Solve the following series:
AZ, GT, MN, __, YB

Count the number of balls in picture below:

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

I’m tall when I’m young, and I’m short when I’m old. What am I?