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In a group of 36 students, 18 like volle...

In a group of 36 students, 18 like volleyball, 12 like hockey, and 14 like neither of the games. How many like both games?

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In a group of 50 students ,30 like Basketball ,20 like football and 10 like neither of the games .How many like both the game ? The following steps are involved in solving the above problem .Arrange them in sequential order. (A) n(B cap F)=50-40=10 rArr 40 = 50 -n (B cap F) ( C ) Let n(B) = 30 ,n(F)=20 and n(B cup F)=50-10=40 We know that n(B cup F)=n(B)+n( F)-n(B cap F)

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PEARSON IIT JEE FOUNDATION-EQUATIONS AND THEIR APPLICATIONS-Level 3
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  3. Th present age of A is thrice that of B. Five years from now, A's age ...

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  8. A number is added to two-third of itself, 1 is subtracted from the sum...

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  9. The present age of A is 4 years less than twice the present age of B. ...

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  10. A mother said that, her age is one year less than thrice her dauther's...

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  11. There are two numbers, the difference between them is equal to twice t...

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  12. A student painted a circular region of certain area such that 4//7th o...

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  13. In a two-digit number, tens digit is a multiple of the units digit. Th...

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  14. There are three house-hold articles. The cost of the first article is ...

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  17. Which of the following is a solution of (2x -5)/(3) gt (3x + 3)/(4) ?

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  19. A purse contains a cetain number of coins fo denominations Re. 1 and 5...

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