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?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

Find the value of "?" in the ball picture Riddle below:

Count the number of triangles in the below picture?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

Count the Triangle in the figure given below:

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Prove that twice of ten is the same as twice of eleven.

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