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23

Step-by-step Answer
PAGE: 591SET: ExercisesPROBLEM: 23
Please look in your text book for this problem Statement

varies directly as and varies inversely as .

Find when and and when and .

Consider the values are and .

Find .

varies directly as , and goes in the numerator and varies inversely as ,and goes in the denominator.

      (Solve for )

                       (Set the two proportions equal to each other)

               (Substitute and )

            (Cross multiply)

                        (Simplify)

                   (Divide each side by )

                              (Cancel common term)

Therefore, the value of is .

When and and the value of .



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