Measure by Hourglass

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?




Similar Riddles

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

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There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

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I have teeth but i don't bite. Who Am I ?

Teeth for showpiece

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As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

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If your uncle’s sister is not your aunt, what relation is she to you?

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

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I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

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Find the missing letter in the last circle logically in the given below picture.

Apply Logic in Alphabet

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On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

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Keyboard words are not in alphabetical order, Why?

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