Question

Variables “X” & “Y” vary directly. If X = 21 then Y = 63. If value of Y is 75 then what will be the value of X.
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Answer 1

Answer:

k is a positive number, if x and y are in direct proportion or vary ... are the values of y corresponding to the values x. 1, x. 2 of x respectively, then. 1 ... Example 9 : If 5 persons can finish a job in 10 days then one person.

Step-by-step explanation:

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