At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

Move three sticks of the spiral below to form a square.

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What brings you down but never up?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. What am I?

What breaks yet never falls, and what falls yet never breaks?

Can you replace the question mark with the correct number in the below table sequence?

How is a fly different from a mosquito?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?