Q12 of 54 Page 168

x and y vary directly. When x = 3, then y = 36. What will be the value of x when y = 96?

We use the relation Here x1 = 3, y1 = 36 and y2 = 96


Here,


⇒ x1 × 36 = 3 × 96


⇒ x1 = = 8

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Fill in the blanks.

(i) If 3 persons can do a piece of work in 4 days, then 4 persons can do it in……days.


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