Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

who is silent in the parliament?

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?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

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

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

Can you find the hidden animal in the picture below?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?