What is the next number in this matchsticks series riddle?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Solve this tricky question. You are trapped in a forest. With you, you have a gun preloaded with two bullets in it. In front of you, there is a tiger, a leopard and a jaguar.

How do you survive?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Find the next number in the series below

21 32 54 87 131 ?

Which tank will fill first?

Can you find the hidden animal in the picture below?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

Find the missing number in the sequence below:

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