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**Help with this 9th grade "motion" problem**

## Homework Statement

2 stones are thrown vertically upwards with initial velocities U1 & U2. Prove that heights recahed by them is in ration U1squared:U2squared.

## Homework Equations

S=u+at u being initial velocity

## The Attempt at a Solution

since a and t will cancel out, ration should be u1: u2 not the squared. What am I missing?

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