Question

7. Arpita's present age is thrice of Shilpa. If Shilpa's age three years ago was
x. Then Arpita's present age is
(a)3(-3) (b) 3x - 3 (0)3r-9 (d) 3(x+3)​

Answer 1

three years ago

age of shilpa =x

age of arpita=3×x

3x

present age

age of shilpa =x+3

age of arpita=3(x+3)

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Answer 2

Shilpa's age three years ago was x so her present age is (x +3 ) because Arpita's present age is thrice of Shilpa so her age is 3(x+3)
required solution is (d)3(x+3)