2, 3, 5, 9, 17, _ What is the next number in the sequence?

I look at you, you look at me I raise my right, you raise your left. What am I?

Can you solve the below algebraic mathematical equation?

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

What is harder to catch the faster you run?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

What is the end of everything?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?