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.

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

What begins with T, ends with T, and has T in it?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Replace the question mark with the correct number in below Picture:

How can you drop a raw egg from a height onto a concrete floor without cracking it?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

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

ST ND RD TH '?'

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?