5th Class Mental Ability Arithmetical Reasoning Question Bank Arithmetical Reasoning

  • question_answer If Jill needed to buy 9 bottles of soda for a party in which 12 people attended, how many bottles of soda will she need to buy for a party in which 8 people are attending?

    A)  6                    

    B)  10

    C)  12                              

    D)  8

    Correct Answer: A

    Solution :

          Here, 9 bottles /12 people = x bottles / 8 people Cross- multiply to solve a proportion \[9\text{ }\times \text{ }8\text{ }=\text{ }x\text{ }\times \text{ }12\] \[72=12x\] \[x=6\]. So, 6 bottles of soda will she need to buy for a party.

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