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Two balla A and B are thrown vertically ...

Two balla `A` and `B` are thrown vertically upwards with their initial velocity in the ratio 3:4.
(i) The ratio of the maximum height attained by them is `9:16`
(ii) The ratio of the maximum height attained by them is `3:4`
(iii) The ratio of their time taken by them to raturn back to the ground is `3:4`
(iv) The ratio of their time taken by them to raturn back to the ground is `9:16`

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