GATE CS · Quantitative Aptitude

GATE CS Permutations Count Questions with Answers and Solutions

Solve real permutations count questions with step-by-step solutions — free preview, no login required.

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GATE CS Permutations Count practice

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Two wizards try to create a spell using all the four elements, water, air, fire, and earth. For this, they decide to mix all these elements in all possible orders. They also decide to work independently. After trying all possible combination of elements, they conclude that the spell does not work. How many attempts does each wizard make before coming to this conclusion, independently?

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GATE CS Permutations Count practice FAQ

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Prepare together, not alone

GATE CS Permutations Count practice

What visitors can use on this page

GATE CS Permutations Count practice FAQ

Prepare together, not alone

GATE CS Permutations Count practice

What visitors can use on this page

GATE CS Permutations Count practice FAQ